Finding the Fourth Proportional to 22,776.04, 34,155.42 and 7,981.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,776.04 : 34,155.42 = 7,981.48 : x
2. Step 2: Convert to fraction form
   22,776.04/34,155.42 = 7,981.48/x
3. Step 3: Cross multiply
   22,776.04x = 34,155.42 × 7,981.48
4. Step 4: Simplify right side
   22,776.04x = 272,610,801.62
5. Step 5: Solve for x
   x = 272,610,801.62/22,776.04
6. Step 6: Final answer
   x = 11,969.19