Finding the Fourth Proportional to 22,753.54, 31,381.31 and 19,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,753.54 : 31,381.31 = 19,105.50 : x
2. Step 2: Convert to fraction form
   22,753.54/31,381.31 = 19,105.50/x
3. Step 3: Cross multiply
   22,753.54x = 31,381.31 × 19,105.50
4. Step 4: Simplify right side
   22,753.54x = 599,555,618.21
5. Step 5: Solve for x
   x = 599,555,618.21/22,753.54
6. Step 6: Final answer
   x = 26,349.99