Finding the Fourth Proportional to 126,003.72, 173,886.48 and 69,417.12

Step by Step Solution

1. Step 1: Write the proportion equation
   126,003.72 : 173,886.48 = 69,417.12 : x
2. Step 2: Convert to fraction form
   126,003.72/173,886.48 = 69,417.12/x
3. Step 3: Cross multiply
   126,003.72x = 173,886.48 × 69,417.12
4. Step 4: Simplify right side
   126,003.72x = 12,070,698,648.54
5. Step 5: Solve for x
   x = 12,070,698,648.54/126,003.72
6. Step 6: Final answer
   x = 95,796.37