Finding the Fourth Proportional to 487,991,525,654.72, 731,568,060,526.56 and 169,596,358,118.72

Step by Step Solution

1. Step 1: Write the proportion equation
   487,991,525,654.72 : 731,568,060,526.56 = 169,596,358,118.72 : x
2. Step 2: Convert to fraction form
   487,991,525,654.72/731,568,060,526.56 = 169,596,358,118.72/x
3. Step 3: Cross multiply
   487,991,525,654.72x = 731,568,060,526.56 × 169,596,358,118.72
4. Step 4: Simplify right side
   487,991,525,654.72x = 124,071,278,781,279,904,989,184
5. Step 5: Solve for x
   x = 124,071,278,781,279,904,989,184/487,991,525,654.72
6. Step 6: Final answer
   x = 254,248,838,880.59