Finding the Fourth Proportional to 17,870.63, 24,661.49 and 9,914.09

Step by Step Solution

1. Step 1: Write the proportion equation
   17,870.63 : 24,661.49 = 9,914.09 : x
2. Step 2: Convert to fraction form
   17,870.63/24,661.49 = 9,914.09/x
3. Step 3: Cross multiply
   17,870.63x = 24,661.49 × 9,914.09
4. Step 4: Simplify right side
   17,870.63x = 244,496,058.52
5. Step 5: Solve for x
   x = 244,496,058.52/17,870.63
6. Step 6: Final answer
   x = 13,681.45