Finding the Fourth Proportional to 72,458.73, 99,947.03 and 52,345.17

Step by Step Solution

1. Step 1: Write the proportion equation
   72,458.73 : 99,947.03 = 52,345.17 : x
2. Step 2: Convert to fraction form
   72,458.73/99,947.03 = 52,345.17/x
3. Step 3: Cross multiply
   72,458.73x = 99,947.03 × 52,345.17
4. Step 4: Simplify right side
   72,458.73x = 5,231,744,014.62
5. Step 5: Solve for x
   x = 5,231,744,014.62/72,458.73
6. Step 6: Final answer
   x = 72,203.09