Finding the Fourth Proportional to 146,013.89, 201,542.25 and 85,597.61

Step by Step Solution

1. Step 1: Write the proportion equation
   146,013.89 : 201,542.25 = 85,597.61 : x
2. Step 2: Convert to fraction form
   146,013.89/201,542.25 = 85,597.61/x
3. Step 3: Cross multiply
   146,013.89x = 201,542.25 × 85,597.61
4. Step 4: Simplify right side
   146,013.89x = 17,251,533,906.31
5. Step 5: Solve for x
   x = 17,251,533,906.31/146,013.89
6. Step 6: Final answer
   x = 118,149.95