Finding the Fourth Proportional to 72,013.47, 99,362.67 and 41,781.27

Step by Step Solution

1. Step 1: Write the proportion equation
   72,013.47 : 99,362.67 = 41,781.27 : x
2. Step 2: Convert to fraction form
   72,013.47/99,362.67 = 41,781.27/x
3. Step 3: Cross multiply
   72,013.47x = 99,362.67 × 41,781.27
4. Step 4: Simplify right side
   72,013.47x = 4,151,498,543.19
5. Step 5: Solve for x
   x = 4,151,498,543.19/72,013.47
6. Step 6: Final answer
   x = 57,648.92