Finding the Fourth Proportional to 103,680.15, 155,522.66 and 37,124.88

Step by Step Solution

1. Step 1: Write the proportion equation
   103,680.15 : 155,522.66 = 37,124.88 : x
2. Step 2: Convert to fraction form
   103,680.15/155,522.66 = 37,124.88/x
3. Step 3: Cross multiply
   103,680.15x = 155,522.66 × 37,124.88
4. Step 4: Simplify right side
   103,680.15x = 5,773,760,089.78
5. Step 5: Solve for x
   x = 5,773,760,089.78/103,680.15
6. Step 6: Final answer
   x = 55,688.19