Finding the Fourth Proportional to 771,123.28, 1,064,150 and 431,591.52

Step by Step Solution

1. Step 1: Write the proportion equation
   771,123.28 : 1,064,150 = 431,591.52 : x
2. Step 2: Convert to fraction form
   771,123.28/1,064,150 = 431,591.52/x
3. Step 3: Cross multiply
   771,123.28x = 1,064,150 × 431,591.52
4. Step 4: Simplify right side
   771,123.28x = 459,278,116,008
5. Step 5: Solve for x
   x = 459,278,116,008/771,123.28
6. Step 6: Final answer
   x = 595,596.23