Finding the Fourth Proportional to 22,877.69, 31,569.47 and 12,803.81

Step by Step Solution

1. Step 1: Write the proportion equation
   22,877.69 : 31,569.47 = 12,803.81 : x
2. Step 2: Convert to fraction form
   22,877.69/31,569.47 = 12,803.81/x
3. Step 3: Cross multiply
   22,877.69x = 31,569.47 × 12,803.81
4. Step 4: Simplify right side
   22,877.69x = 404,209,510.59
5. Step 5: Solve for x
   x = 404,209,510.59/22,877.69
6. Step 6: Final answer
   x = 17,668.29