Finding the Fourth Proportional to 89,900.10, 124,062 and 49,613.86

Step by Step Solution

1. Step 1: Write the proportion equation
   89,900.10 : 124,062 = 49,613.86 : x
2. Step 2: Convert to fraction form
   89,900.10/124,062 = 49,613.86/x
3. Step 3: Cross multiply
   89,900.10x = 124,062 × 49,613.86
4. Step 4: Simplify right side
   89,900.10x = 6,155,194,699.32
5. Step 5: Solve for x
   x = 6,155,194,699.32/89,900.10
6. Step 6: Final answer
   x = 68,467.05