Finding the Fourth Proportional to 72,773.52, 100,439.82 and 53,752.08

Step by Step Solution

1. Step 1: Write the proportion equation
   72,773.52 : 100,439.82 = 53,752.08 : x
2. Step 2: Convert to fraction form
   72,773.52/100,439.82 = 53,752.08/x
3. Step 3: Cross multiply
   72,773.52x = 100,439.82 × 53,752.08
4. Step 4: Simplify right side
   72,773.52x = 5,398,849,239.83
5. Step 5: Solve for x
   x = 5,398,849,239.83/72,773.52
6. Step 6: Final answer
   x = 74,187.00