Finding the Fourth Proportional to 64,002.12, 88,323.18 and 35,709

Step by Step Solution

1. Step 1: Write the proportion equation
   64,002.12 : 88,323.18 = 35,709 : x
2. Step 2: Convert to fraction form
   64,002.12/88,323.18 = 35,709/x
3. Step 3: Cross multiply
   64,002.12x = 88,323.18 × 35,709
4. Step 4: Simplify right side
   64,002.12x = 3,153,932,434.62
5. Step 5: Solve for x
   x = 3,153,932,434.62/64,002.12
6. Step 6: Final answer
   x = 49,278.56