Finding the Fourth Proportional to 89,953.52, 124,140.71 and 49,667.15

Step by Step Solution

1. Step 1: Write the proportion equation
   89,953.52 : 124,140.71 = 49,667.15 : x
2. Step 2: Convert to fraction form
   89,953.52/124,140.71 = 49,667.15/x
3. Step 3: Cross multiply
   89,953.52x = 124,140.71 × 49,667.15
4. Step 4: Simplify right side
   89,953.52x = 6,165,715,699.20
5. Step 5: Solve for x
   x = 6,165,715,699.20/89,953.52
6. Step 6: Final answer
   x = 68,543.35