Finding the Fourth Proportional to 514,572.72, 771,933.72 and 159,615.24

Step by Step Solution

1. Step 1: Write the proportion equation
   514,572.72 : 771,933.72 = 159,615.24 : x
2. Step 2: Convert to fraction form
   514,572.72/771,933.72 = 159,615.24/x
3. Step 3: Cross multiply
   514,572.72x = 771,933.72 × 159,615.24
4. Step 4: Simplify right side
   514,572.72x = 123,212,385,981.89
5. Step 5: Solve for x
   x = 123,212,385,981.89/514,572.72
6. Step 6: Final answer
   x = 239,446.01