Finding the Fourth Proportional to 72,817,048.80, 109,224,825.10 and 42,092,078.02

Step by Step Solution

1. Step 1: Write the proportion equation
   72,817,048.80 : 109,224,825.10 = 42,092,078.02 : x
2. Step 2: Convert to fraction form
   72,817,048.80/109,224,825.10 = 42,092,078.02/x
3. Step 3: Cross multiply
   72,817,048.80x = 109,224,825.10 × 42,092,078.02
4. Step 4: Simplify right side
   72,817,048.80x = 4,597,499,859,830,054
5. Step 5: Solve for x
   x = 4,597,499,859,830,054/72,817,048.80
6. Step 6: Final answer
   x = 63,137,684.59