Finding the Fourth Proportional to 22,443.48, 33,646.86 and 9,288.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,443.48 : 33,646.86 = 9,288.72 : x
2. Step 2: Convert to fraction form
   22,443.48/33,646.86 = 9,288.72/x
3. Step 3: Cross multiply
   22,443.48x = 33,646.86 × 9,288.72
4. Step 4: Simplify right side
   22,443.48x = 312,536,261.42
5. Step 5: Solve for x
   x = 312,536,261.42/22,443.48
6. Step 6: Final answer
   x = 13,925.48