Finding the Fourth Proportional to 124,443.20, 186,665.55 and 30,948.95

Step by Step Solution

1. Step 1: Write the proportion equation
   124,443.20 : 186,665.55 = 30,948.95 : x
2. Step 2: Convert to fraction form
   124,443.20/186,665.55 = 30,948.95/x
3. Step 3: Cross multiply
   124,443.20x = 186,665.55 × 30,948.95
4. Step 4: Simplify right side
   124,443.20x = 5,777,103,124.28
5. Step 5: Solve for x
   x = 5,777,103,124.28/124,443.20
6. Step 6: Final answer
   x = 46,423.61