Finding the Fourth Proportional to 127,796.55, 176,359.25 and 74,112.71

Step by Step Solution

1. Step 1: Write the proportion equation
   127,796.55 : 176,359.25 = 74,112.71 : x
2. Step 2: Convert to fraction form
   127,796.55/176,359.25 = 74,112.71/x
3. Step 3: Cross multiply
   127,796.55x = 176,359.25 × 74,112.71
4. Step 4: Simplify right side
   127,796.55x = 13,070,460,698.71
5. Step 5: Solve for x
   x = 13,070,460,698.71/127,796.55
6. Step 6: Final answer
   x = 102,275.54