Finding the Fourth Proportional to 72,081.68, 108,132.86 and 22,165.99

Step by Step Solution

1. Step 1: Write the proportion equation
   72,081.68 : 108,132.86 = 22,165.99 : x
2. Step 2: Convert to fraction form
   72,081.68/108,132.86 = 22,165.99/x
3. Step 3: Cross multiply
   72,081.68x = 108,132.86 × 22,165.99
4. Step 4: Simplify right side
   72,081.68x = 2,396,871,553.83
5. Step 5: Solve for x
   x = 2,396,871,553.83/72,081.68
6. Step 6: Final answer
   x = 33,252.16