Finding the Fourth Proportional to 17,680.76, 24,398.82 and 9,722.93

Step by Step Solution

1. Step 1: Write the proportion equation
   17,680.76 : 24,398.82 = 9,722.93 : x
2. Step 2: Convert to fraction form
   17,680.76/24,398.82 = 9,722.93/x
3. Step 3: Cross multiply
   17,680.76x = 24,398.82 × 9,722.93
4. Step 4: Simplify right side
   17,680.76x = 237,228,018.94
5. Step 5: Solve for x
   x = 237,228,018.94/17,680.76
6. Step 6: Final answer
   x = 13,417.30