Finding the Fourth Proportional to 107,470.56, 160,901.67 and 82,141.05

Step by Step Solution

1. Step 1: Write the proportion equation
   107,470.56 : 160,901.67 = 82,141.05 : x
2. Step 2: Convert to fraction form
   107,470.56/160,901.67 = 82,141.05/x
3. Step 3: Cross multiply
   107,470.56x = 160,901.67 × 82,141.05
4. Step 4: Simplify right side
   107,470.56x = 13,216,632,120.55
5. Step 5: Solve for x
   x = 13,216,632,120.55/107,470.56
6. Step 6: Final answer
   x = 122,979.09