Finding the Fourth Proportional to 17,842.50, 24,622.65 and 10,390.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,842.50 : 24,622.65 = 10,390.50 : x
2. Step 2: Convert to fraction form
   17,842.50/24,622.65 = 10,390.50/x
3. Step 3: Cross multiply
   17,842.50x = 24,622.65 × 10,390.50
4. Step 4: Simplify right side
   17,842.50x = 255,841,644.83
5. Step 5: Solve for x
   x = 255,841,644.83/17,842.50
6. Step 6: Final answer
   x = 14,338.89