Finding the Fourth Proportional to 773,210.99, 1,066,979.90 and 429,025.10

Step by Step Solution

1. Step 1: Write the proportion equation
   773,210.99 : 1,066,979.90 = 429,025.10 : x
2. Step 2: Convert to fraction form
   773,210.99/1,066,979.90 = 429,025.10/x
3. Step 3: Cross multiply
   773,210.99x = 1,066,979.90 × 429,025.10
4. Step 4: Simplify right side
   773,210.99x = 457,761,150,815.47
5. Step 5: Solve for x
   x = 457,761,150,815.47/773,210.99
6. Step 6: Final answer
   x = 592,026.18