Finding the Fourth Proportional to 64,297.59, 88,727.57 and 35,615.31

Step by Step Solution

1. Step 1: Write the proportion equation
   64,297.59 : 88,727.57 = 35,615.31 : x
2. Step 2: Convert to fraction form
   64,297.59/88,727.57 = 35,615.31/x
3. Step 3: Cross multiply
   64,297.59x = 88,727.57 × 35,615.31
4. Step 4: Simplify right side
   64,297.59x = 3,160,059,911.10
5. Step 5: Solve for x
   x = 3,160,059,911.10/64,297.59
6. Step 6: Final answer
   x = 49,147.41