Finding the Fourth Proportional to 659,061.20, 924,785.20 and 659,061.20

Step by Step Solution

1. Step 1: Write the proportion equation
   659,061.20 : 924,785.20 = 659,061.20 : x
2. Step 2: Convert to fraction form
   659,061.20/924,785.20 = 659,061.20/x
3. Step 3: Cross multiply
   659,061.20x = 924,785.20 × 659,061.20
4. Step 4: Simplify right side
   659,061.20x = 609,490,043,654.24
5. Step 5: Solve for x
   x = 609,490,043,654.24/659,061.20
6. Step 6: Final answer
   x = 924,785.20