Finding the Fourth Proportional to 127,870.83, 176,537.34 and 113,684.43

Step by Step Solution

1. Step 1: Write the proportion equation
   127,870.83 : 176,537.34 = 113,684.43 : x
2. Step 2: Convert to fraction form
   127,870.83/176,537.34 = 113,684.43/x
3. Step 3: Cross multiply
   127,870.83x = 176,537.34 × 113,684.43
4. Step 4: Simplify right side
   127,870.83x = 20,069,546,871.62
5. Step 5: Solve for x
   x = 20,069,546,871.62/127,870.83
6. Step 6: Final answer
   x = 156,951.72