Finding the Fourth Proportional to 82,074.42, 113,260.92 and 48,078.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,074.42 : 113,260.92 = 48,078.72 : x
2. Step 2: Convert to fraction form
   82,074.42/113,260.92 = 48,078.72/x
3. Step 3: Cross multiply
   82,074.42x = 113,260.92 × 48,078.72
4. Step 4: Simplify right side
   82,074.42x = 5,445,440,059.62
5. Step 5: Solve for x
   x = 5,445,440,059.62/82,074.42
6. Step 6: Final answer
   x = 66,347.59