Finding the Fourth Proportional to 82,176.42, 113,404.96 and 48,209.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82,176.42 : 113,404.96 = 48,209.28 : x
2. Step 2: Convert to fraction form
   82,176.42/113,404.96 = 48,209.28/x
3. Step 3: Cross multiply
   82,176.42x = 113,404.96 × 48,209.28
4. Step 4: Simplify right side
   82,176.42x = 5,467,171,470.03
5. Step 5: Solve for x
   x = 5,467,171,470.03/82,176.42
6. Step 6: Final answer
   x = 66,529.69