Finding the Fourth Proportional to 22,810.91, 31,461.71 and 19,629.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,810.91 : 31,461.71 = 19,629.57 : x
2. Step 2: Convert to fraction form
   22,810.91/31,461.71 = 19,629.57/x
3. Step 3: Cross multiply
   22,810.91x = 31,461.71 × 19,629.57
4. Step 4: Simplify right side
   22,810.91x = 617,579,681.46
5. Step 5: Solve for x
   x = 617,579,681.46/22,810.91
6. Step 6: Final answer
   x = 27,073.87