Finding the Fourth Proportional to 969,978.08, 1,338,535.04 and 540,235.02

Step by Step Solution

1. Step 1: Write the proportion equation
   969,978.08 : 1,338,535.04 = 540,235.02 : x
2. Step 2: Convert to fraction form
   969,978.08/1,338,535.04 = 540,235.02/x
3. Step 3: Cross multiply
   969,978.08x = 1,338,535.04 × 540,235.02
4. Step 4: Simplify right side
   969,978.08x = 723,123,504,105.10
5. Step 5: Solve for x
   x = 723,123,504,105.10/969,978.08
6. Step 6: Final answer
   x = 745,505.00