Finding the Fourth Proportional to 64,142.30, 88,508.71 and 35,458.10

Step by Step Solution

1. Step 1: Write the proportion equation
   64,142.30 : 88,508.71 = 35,458.10 : x
2. Step 2: Convert to fraction form
   64,142.30/88,508.71 = 35,458.10/x
3. Step 3: Cross multiply
   64,142.30x = 88,508.71 × 35,458.10
4. Step 4: Simplify right side
   64,142.30x = 3,138,350,623.74
5. Step 5: Solve for x
   x = 3,138,350,623.74/64,142.30
6. Step 6: Final answer
   x = 48,927.94