Finding the Fourth Proportional to 81,003.28, 121,522.72 and 24,851.12

Step by Step Solution

1. Step 1: Write the proportion equation
   81,003.28 : 121,522.72 = 24,851.12 : x
2. Step 2: Convert to fraction form
   81,003.28/121,522.72 = 24,851.12/x
3. Step 3: Cross multiply
   81,003.28x = 121,522.72 × 24,851.12
4. Step 4: Simplify right side
   81,003.28x = 3,019,975,697.45
5. Step 5: Solve for x
   x = 3,019,975,697.45/81,003.28
6. Step 6: Final answer
   x = 37,282.14