Finding the Fourth Proportional to 656,012.00, 981,796.16 and 403,452.72

Step by Step Solution

1. Step 1: Write the proportion equation
   656,012.00 : 981,796.16 = 403,452.72 : x
2. Step 2: Convert to fraction form
   656,012.00/981,796.16 = 403,452.72/x
3. Step 3: Cross multiply
   656,012.00x = 981,796.16 × 403,452.72
4. Step 4: Simplify right side
   656,012.00x = 396,108,329,220.29
5. Step 5: Solve for x
   x = 396,108,329,220.29/656,012.00
6. Step 6: Final answer
   x = 603,812.63