Finding the Fourth Proportional to 82,915.30, 114,408.77 and 48,921.22

Step by Step Solution

1. Step 1: Write the proportion equation
   82,915.30 : 114,408.77 = 48,921.22 : x
2. Step 2: Convert to fraction form
   82,915.30/114,408.77 = 48,921.22/x
3. Step 3: Cross multiply
   82,915.30x = 114,408.77 × 48,921.22
4. Step 4: Simplify right side
   82,915.30x = 5,597,016,780.69
5. Step 5: Solve for x
   x = 5,597,016,780.69/82,915.30
6. Step 6: Final answer
   x = 67,502.82