Finding the Fourth Proportional to 82,406.47, 113,739.50 and 48,425.88

Step by Step Solution

1. Step 1: Write the proportion equation
   82,406.47 : 113,739.50 = 48,425.88 : x
2. Step 2: Convert to fraction form
   82,406.47/113,739.50 = 48,425.88/x
3. Step 3: Cross multiply
   82,406.47x = 113,739.50 × 48,425.88
4. Step 4: Simplify right side
   82,406.47x = 5,507,934,567.43
5. Step 5: Solve for x
   x = 5,507,934,567.43/82,406.47
6. Step 6: Final answer
   x = 66,838.62