Finding the Fourth Proportional to 82,508.81, 123,659.33 and 44,990.82

Step by Step Solution

1. Step 1: Write the proportion equation
   82,508.81 : 123,659.33 = 44,990.82 : x
2. Step 2: Convert to fraction form
   82,508.81/123,659.33 = 44,990.82/x
3. Step 3: Cross multiply
   82,508.81x = 123,659.33 × 44,990.82
4. Step 4: Simplify right side
   82,508.81x = 5,563,534,432.40
5. Step 5: Solve for x
   x = 5,563,534,432.40/82,508.81
6. Step 6: Final answer
   x = 67,429.58