Finding the Fourth Proportional to 971,039.31, 1,340,114.01 and 535,541.83

Step by Step Solution

1. Step 1: Write the proportion equation
   971,039.31 : 1,340,114.01 = 535,541.83 : x
2. Step 2: Convert to fraction form
   971,039.31/1,340,114.01 = 535,541.83/x
3. Step 3: Cross multiply
   971,039.31x = 1,340,114.01 × 535,541.83
4. Step 4: Simplify right side
   971,039.31x = 717,687,109,324.04
5. Step 5: Solve for x
   x = 717,687,109,324.04/971,039.31
6. Step 6: Final answer
   x = 739,091.72