Finding the Fourth Proportional to 89,434.59, 123,417.24 and 49,148.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,434.59 : 123,417.24 = 49,148.34 : x
2. Step 2: Convert to fraction form
   89,434.59/123,417.24 = 49,148.34/x
3. Step 3: Cross multiply
   89,434.59x = 123,417.24 × 49,148.34
4. Step 4: Simplify right side
   89,434.59x = 6,065,752,473.38
5. Step 5: Solve for x
   x = 6,065,752,473.38/89,434.59
6. Step 6: Final answer
   x = 67,823.34