Finding the Fourth Proportional to 126,055.13, 173,959.72 and 69,470.15

Step by Step Solution

1. Step 1: Write the proportion equation
   126,055.13 : 173,959.72 = 69,470.15 : x
2. Step 2: Convert to fraction form
   126,055.13/173,959.72 = 69,470.15/x
3. Step 3: Cross multiply
   126,055.13x = 173,959.72 × 69,470.15
4. Step 4: Simplify right side
   126,055.13x = 12,085,006,798.88
5. Step 5: Solve for x
   x = 12,085,006,798.88/126,055.13
6. Step 6: Final answer
   x = 95,870.81