Finding the Fourth Proportional to 769,101.76, 1,061,381.82 and 424,959.86

Step by Step Solution

1. Step 1: Write the proportion equation
   769,101.76 : 1,061,381.82 = 424,959.86 : x
2. Step 2: Convert to fraction form
   769,101.76/1,061,381.82 = 424,959.86/x
3. Step 3: Cross multiply
   769,101.76x = 1,061,381.82 × 424,959.86
4. Step 4: Simplify right side
   769,101.76x = 451,044,669,633.75
5. Step 5: Solve for x
   x = 451,044,669,633.75/769,101.76
6. Step 6: Final answer
   x = 586,456.43