Finding the Fourth Proportional to 22,032.32, 30,409.86 and 12,606.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,032.32 : 30,409.86 = 12,606.32 : x
2. Step 2: Convert to fraction form
   22,032.32/30,409.86 = 12,606.32/x
3. Step 3: Cross multiply
   22,032.32x = 30,409.86 × 12,606.32
4. Step 4: Simplify right side
   22,032.32x = 383,356,426.32
5. Step 5: Solve for x
   x = 383,356,426.32/22,032.32
6. Step 6: Final answer
   x = 17,399.73