Finding the Fourth Proportional to 17,670.98, 24,387.53 and 9,714.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,670.98 : 24,387.53 = 9,714.89 : x
2. Step 2: Convert to fraction form
   17,670.98/24,387.53 = 9,714.89/x
3. Step 3: Cross multiply
   17,670.98x = 24,387.53 × 9,714.89
4. Step 4: Simplify right side
   17,670.98x = 236,922,000.81
5. Step 5: Solve for x
   x = 236,922,000.81/17,670.98
6. Step 6: Final answer
   x = 13,407.41