Finding the Fourth Proportional to 62,853.30, 86,725.15 and 35,258.88

Step by Step Solution

1. Step 1: Write the proportion equation
   62,853.30 : 86,725.15 = 35,258.88 : x
2. Step 2: Convert to fraction form
   62,853.30/86,725.15 = 35,258.88/x
3. Step 3: Cross multiply
   62,853.30x = 86,725.15 × 35,258.88
4. Step 4: Simplify right side
   62,853.30x = 3,057,831,656.83
5. Step 5: Solve for x
   x = 3,057,831,656.83/62,853.30
6. Step 6: Final answer
   x = 48,650.30