Finding the Fourth Proportional to 82,147.18, 113,364.56 and 48,180.17

Step by Step Solution

1. Step 1: Write the proportion equation
   82,147.18 : 113,364.56 = 48,180.17 : x
2. Step 2: Convert to fraction form
   82,147.18/113,364.56 = 48,180.17/x
3. Step 3: Cross multiply
   82,147.18x = 113,364.56 × 48,180.17
4. Step 4: Simplify right side
   82,147.18x = 5,461,923,538.96
5. Step 5: Solve for x
   x = 5,461,923,538.96/82,147.18
6. Step 6: Final answer
   x = 66,489.48