Finding the Fourth Proportional to 730,961.34, 1,008,321.69 and 425,003.91

Step by Step Solution

1. Step 1: Write the proportion equation
   730,961.34 : 1,008,321.69 = 425,003.91 : x
2. Step 2: Convert to fraction form
   730,961.34/1,008,321.69 = 425,003.91/x
3. Step 3: Cross multiply
   730,961.34x = 1,008,321.69 × 425,003.91
4. Step 4: Simplify right side
   730,961.34x = 428,540,660,787.81
5. Step 5: Solve for x
   x = 428,540,660,787.81/730,961.34
6. Step 6: Final answer
   x = 586,269.94