Finding the Fourth Proportional to 114,789.33, 171,897.63 and 72,541.96

Step by Step Solution

1. Step 1: Write the proportion equation
   114,789.33 : 171,897.63 = 72,541.96 : x
2. Step 2: Convert to fraction form
   114,789.33/171,897.63 = 72,541.96/x
3. Step 3: Cross multiply
   114,789.33x = 171,897.63 × 72,541.96
4. Step 4: Simplify right side
   114,789.33x = 12,469,790,999.55
5. Step 5: Solve for x
   x = 12,469,790,999.55/114,789.33
6. Step 6: Final answer
   x = 108,631.97