Finding the Fourth Proportional to 22,763.63, 31,411.27 and 13,813.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,763.63 : 31,411.27 = 13,813.31 : x
2. Step 2: Convert to fraction form
   22,763.63/31,411.27 = 13,813.31/x
3. Step 3: Cross multiply
   22,763.63x = 31,411.27 × 13,813.31
4. Step 4: Simplify right side
   22,763.63x = 433,893,610.00
5. Step 5: Solve for x
   x = 433,893,610.00/22,763.63
6. Step 6: Final answer
   x = 19,060.83