Finding the Fourth Proportional to 17,876.58, 24,669.27 and 9,918.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,876.58 : 24,669.27 = 9,918.69 : x
2. Step 2: Convert to fraction form
   17,876.58/24,669.27 = 9,918.69/x
3. Step 3: Cross multiply
   17,876.58x = 24,669.27 × 9,918.69
4. Step 4: Simplify right side
   17,876.58x = 244,686,841.66
5. Step 5: Solve for x
   x = 244,686,841.66/17,876.58
6. Step 6: Final answer
   x = 13,687.56