Finding the Fourth Proportional to 17,839.76, 24,620.54 and 9,881.99

Step by Step Solution

1. Step 1: Write the proportion equation
   17,839.76 : 24,620.54 = 9,881.99 : x
2. Step 2: Convert to fraction form
   17,839.76/24,620.54 = 9,881.99/x
3. Step 3: Cross multiply
   17,839.76x = 24,620.54 × 9,881.99
4. Step 4: Simplify right side
   17,839.76x = 243,300,016.33
5. Step 5: Solve for x
   x = 243,300,016.33/17,839.76
6. Step 6: Final answer
   x = 13,638.07