Finding the Fourth Proportional to 126,087.48, 174,000.69 and 69,499.80

Step by Step Solution

1. Step 1: Write the proportion equation
   126,087.48 : 174,000.69 = 69,499.80 : x
2. Step 2: Convert to fraction form
   126,087.48/174,000.69 = 69,499.80/x
3. Step 3: Cross multiply
   126,087.48x = 174,000.69 × 69,499.80
4. Step 4: Simplify right side
   126,087.48x = 12,093,013,154.86
5. Step 5: Solve for x
   x = 12,093,013,154.86/126,087.48
6. Step 6: Final answer
   x = 95,909.71