Finding the Fourth Proportional to 82,186.72, 113,419.92 and 48,652.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,186.72 : 113,419.92 = 48,652.72 : x
2. Step 2: Convert to fraction form
   82,186.72/113,419.92 = 48,652.72/x
3. Step 3: Cross multiply
   82,186.72x = 113,419.92 × 48,652.72
4. Step 4: Simplify right side
   82,186.72x = 5,518,187,610.18
5. Step 5: Solve for x
   x = 5,518,187,610.18/82,186.72
6. Step 6: Final answer
   x = 67,142.08