Finding the Fourth Proportional to 103,762.89, 155,665.13 and 37,208.21

Step by Step Solution

1. Step 1: Write the proportion equation
   103,762.89 : 155,665.13 = 37,208.21 : x
2. Step 2: Convert to fraction form
   103,762.89/155,665.13 = 37,208.21/x
3. Step 3: Cross multiply
   103,762.89x = 155,665.13 × 37,208.21
4. Step 4: Simplify right side
   103,762.89x = 5,792,019,882.35
5. Step 5: Solve for x
   x = 5,792,019,882.35/103,762.89
6. Step 6: Final answer
   x = 55,819.76