Finding the Fourth Proportional to 127,661.91, 176,146.72 and 73,943.72

Step by Step Solution

1. Step 1: Write the proportion equation
   127,661.91 : 176,146.72 = 73,943.72 : x
2. Step 2: Convert to fraction form
   127,661.91/176,146.72 = 73,943.72/x
3. Step 3: Cross multiply
   127,661.91x = 176,146.72 × 73,943.72
4. Step 4: Simplify right side
   127,661.91x = 13,024,943,742.60
5. Step 5: Solve for x
   x = 13,024,943,742.60/127,661.91
6. Step 6: Final answer
   x = 102,026.86