Finding the Fourth Proportional to 69,608.62, 96,023.61 and 42,757.18

Step by Step Solution

1. Step 1: Write the proportion equation
   69,608.62 : 96,023.61 = 42,757.18 : x
2. Step 2: Convert to fraction form
   69,608.62/96,023.61 = 42,757.18/x
3. Step 3: Cross multiply
   69,608.62x = 96,023.61 × 42,757.18
4. Step 4: Simplify right side
   69,608.62x = 4,105,698,777.02
5. Step 5: Solve for x
   x = 4,105,698,777.02/69,608.62
6. Step 6: Final answer
   x = 58,982.62