Finding the Fourth Proportional to 22,547.52, 31,115.10 and 12,338.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,547.52 : 31,115.10 = 12,338.51 : x
2. Step 2: Convert to fraction form
   22,547.52/31,115.10 = 12,338.51/x
3. Step 3: Cross multiply
   22,547.52x = 31,115.10 × 12,338.51
4. Step 4: Simplify right side
   22,547.52x = 383,913,986.42
5. Step 5: Solve for x
   x = 383,913,986.42/22,547.52
6. Step 6: Final answer
   x = 17,026.88