Finding the Fourth Proportional to 22,932.51, 31,648.04 and 12,863.07

Step by Step Solution

1. Step 1: Write the proportion equation
   22,932.51 : 31,648.04 = 12,863.07 : x
2. Step 2: Convert to fraction form
   22,932.51/31,648.04 = 12,863.07/x
3. Step 3: Cross multiply
   22,932.51x = 31,648.04 × 12,863.07
4. Step 4: Simplify right side
   22,932.51x = 407,090,889.57
5. Step 5: Solve for x
   x = 407,090,889.57/22,932.51
6. Step 6: Final answer
   x = 17,751.69