Finding the Fourth Proportional to 67,500.52, 93,162.14 and 39,222.61

Step by Step Solution

1. Step 1: Write the proportion equation
   67,500.52 : 93,162.14 = 39,222.61 : x
2. Step 2: Convert to fraction form
   67,500.52/93,162.14 = 39,222.61/x
3. Step 3: Cross multiply
   67,500.52x = 93,162.14 × 39,222.61
4. Step 4: Simplify right side
   67,500.52x = 3,654,062,283.99
5. Step 5: Solve for x
   x = 3,654,062,283.99/67,500.52
6. Step 6: Final answer
   x = 54,133.84