Finding the Fourth Proportional to 124,046.61, 186,019.83 and 48,105.17

Step by Step Solution

1. Step 1: Write the proportion equation
   124,046.61 : 186,019.83 = 48,105.17 : x
2. Step 2: Convert to fraction form
   124,046.61/186,019.83 = 48,105.17/x
3. Step 3: Cross multiply
   124,046.61x = 186,019.83 × 48,105.17
4. Step 4: Simplify right side
   124,046.61x = 8,948,514,615.42
5. Step 5: Solve for x
   x = 8,948,514,615.42/124,046.61
6. Step 6: Final answer
   x = 72,138.32