Finding the Fourth Proportional to 769,103.60, 1,061,384.84 and 429,593.72

Step by Step Solution

1. Step 1: Write the proportion equation
   769,103.60 : 1,061,384.84 = 429,593.72 : x
2. Step 2: Convert to fraction form
   769,103.60/1,061,384.84 = 429,593.72/x
3. Step 3: Cross multiply
   769,103.60x = 1,061,384.84 × 429,593.72
4. Step 4: Simplify right side
   769,103.60x = 455,964,261,767.21
5. Step 5: Solve for x
   x = 455,964,261,767.21/769,103.60
6. Step 6: Final answer
   x = 592,851.55