Finding the Fourth Proportional to 22,547.71, 31,115.58 and 12,476.07

Step by Step Solution

1. Step 1: Write the proportion equation
   22,547.71 : 31,115.58 = 12,476.07 : x
2. Step 2: Convert to fraction form
   22,547.71/31,115.58 = 12,476.07/x
3. Step 3: Cross multiply
   22,547.71x = 31,115.58 × 12,476.07
4. Step 4: Simplify right side
   22,547.71x = 388,200,154.17
5. Step 5: Solve for x
   x = 388,200,154.17/22,547.71
6. Step 6: Final answer
   x = 17,216.83