Finding the Fourth Proportional to 69,723.76, 96,472.10 and 60,789.86

Step by Step Solution

1. Step 1: Write the proportion equation
   69,723.76 : 96,472.10 = 60,789.86 : x
2. Step 2: Convert to fraction form
   69,723.76/96,472.10 = 60,789.86/x
3. Step 3: Cross multiply
   69,723.76x = 96,472.10 × 60,789.86
4. Step 4: Simplify right side
   69,723.76x = 5,864,525,452.91
5. Step 5: Solve for x
   x = 5,864,525,452.91/69,723.76
6. Step 6: Final answer
   x = 84,110.86