Finding the Fourth Proportional to 22,008.86, 30,370.65 and 12,577.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,008.86 : 30,370.65 = 12,577.22 : x
2. Step 2: Convert to fraction form
   22,008.86/30,370.65 = 12,577.22/x
3. Step 3: Cross multiply
   22,008.86x = 30,370.65 × 12,577.22
4. Step 4: Simplify right side
   22,008.86x = 381,978,346.59
5. Step 5: Solve for x
   x = 381,978,346.59/22,008.86
6. Step 6: Final answer
   x = 17,355.66