Finding the Fourth Proportional to 89,432.84, 123,414.83 and 49,146.59

Step by Step Solution

1. Step 1: Write the proportion equation
   89,432.84 : 123,414.83 = 49,146.59 : x
2. Step 2: Convert to fraction form
   89,432.84/123,414.83 = 49,146.59/x
3. Step 3: Cross multiply
   89,432.84x = 123,414.83 × 49,146.59
4. Step 4: Simplify right side
   89,432.84x = 6,065,417,187.12
5. Step 5: Solve for x
   x = 6,065,417,187.12/89,432.84
6. Step 6: Final answer
   x = 67,820.92