Finding the Fourth Proportional to 17,865.90, 24,656.46 and 9,910.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,865.90 : 24,656.46 = 9,910.69 : x
2. Step 2: Convert to fraction form
   17,865.90/24,656.46 = 9,910.69/x
3. Step 3: Cross multiply
   17,865.90x = 24,656.46 × 9,910.69
4. Step 4: Simplify right side
   17,865.90x = 244,362,531.56
5. Step 5: Solve for x
   x = 244,362,531.56/17,865.90
6. Step 6: Final answer
   x = 13,677.59