Finding the Fourth Proportional to 82,171.42, 113,398.06 and 48,204.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82,171.42 : 113,398.06 = 48,204.28 : x
2. Step 2: Convert to fraction form
   82,171.42/113,398.06 = 48,204.28/x
3. Step 3: Cross multiply
   82,171.42x = 113,398.06 × 48,204.28
4. Step 4: Simplify right side
   82,171.42x = 5,466,271,835.70
5. Step 5: Solve for x
   x = 5,466,271,835.70/82,171.42
6. Step 6: Final answer
   x = 66,522.79