Finding the Fourth Proportional to 103,612.52, 155,418.78 and 37,048.61

Step by Step Solution

1. Step 1: Write the proportion equation
   103,612.52 : 155,418.78 = 37,048.61 : x
2. Step 2: Convert to fraction form
   103,612.52/155,418.78 = 37,048.61/x
3. Step 3: Cross multiply
   103,612.52x = 155,418.78 × 37,048.61
4. Step 4: Simplify right side
   103,612.52x = 5,758,048,989.80
5. Step 5: Solve for x
   x = 5,758,048,989.80/103,612.52
6. Step 6: Final answer
   x = 55,572.91