Finding the Fourth Proportional to 123,116.28, 169,833.90 and 82,350.84

Step by Step Solution

1. Step 1: Write the proportion equation
   123,116.28 : 169,833.90 = 82,350.84 : x
2. Step 2: Convert to fraction form
   123,116.28/169,833.90 = 82,350.84/x
3. Step 3: Cross multiply
   123,116.28x = 169,833.90 × 82,350.84
4. Step 4: Simplify right side
   123,116.28x = 13,985,964,325.48
5. Step 5: Solve for x
   x = 13,985,964,325.48/123,116.28
6. Step 6: Final answer
   x = 113,599.63