Finding the Fourth Proportional to 769,433.90, 1,061,873.76 and 425,262.42

Step by Step Solution

1. Step 1: Write the proportion equation
   769,433.90 : 1,061,873.76 = 425,262.42 : x
2. Step 2: Convert to fraction form
   769,433.90/1,061,873.76 = 425,262.42/x
3. Step 3: Cross multiply
   769,433.90x = 1,061,873.76 × 425,262.42
4. Step 4: Simplify right side
   769,433.90x = 451,575,004,912.10
5. Step 5: Solve for x
   x = 451,575,004,912.10/769,433.90
6. Step 6: Final answer
   x = 586,892.53