Finding the Fourth Proportional to 17,776.30, 24,531.15 and 9,819.07

Step by Step Solution

1. Step 1: Write the proportion equation
   17,776.30 : 24,531.15 = 9,819.07 : x
2. Step 2: Convert to fraction form
   17,776.30/24,531.15 = 9,819.07/x
3. Step 3: Cross multiply
   17,776.30x = 24,531.15 × 9,819.07
4. Step 4: Simplify right side
   17,776.30x = 240,873,079.03
5. Step 5: Solve for x
   x = 240,873,079.03/17,776.30
6. Step 6: Final answer
   x = 13,550.24