Finding the Fourth Proportional to 69,707.48, 96,147.06 and 42,865.16

Step by Step Solution

1. Step 1: Write the proportion equation
   69,707.48 : 96,147.06 = 42,865.16 : x
2. Step 2: Convert to fraction form
   69,707.48/96,147.06 = 42,865.16/x
3. Step 3: Cross multiply
   69,707.48x = 96,147.06 × 42,865.16
4. Step 4: Simplify right side
   69,707.48x = 4,121,359,110.43
5. Step 5: Solve for x
   x = 4,121,359,110.43/69,707.48
6. Step 6: Final answer
   x = 59,123.63