Finding the Fourth Proportional to 22,008.82, 30,371.88 and 12,577.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,008.82 : 30,371.88 = 12,577.18 : x
2. Step 2: Convert to fraction form
   22,008.82/30,371.88 = 12,577.18/x
3. Step 3: Cross multiply
   22,008.82x = 30,371.88 × 12,577.18
4. Step 4: Simplify right side
   22,008.82x = 381,992,601.70
5. Step 5: Solve for x
   x = 381,992,601.70/22,008.82
6. Step 6: Final answer
   x = 17,356.34