Finding the Fourth Proportional to 39,981.48, 55,173.76 and 22,076.04

Step by Step Solution

1. Step 1: Write the proportion equation
   39,981.48 : 55,173.76 = 22,076.04 : x
2. Step 2: Convert to fraction form
   39,981.48/55,173.76 = 22,076.04/x
3. Step 3: Cross multiply
   39,981.48x = 55,173.76 × 22,076.04
4. Step 4: Simplify right side
   39,981.48x = 1,218,018,132.71
5. Step 5: Solve for x
   x = 1,218,018,132.71/39,981.48
6. Step 6: Final answer
   x = 30,464.56