Finding the Fourth Proportional to 17,670.47, 24,382.89 and 10,953.65

Step by Step Solution

1. Step 1: Write the proportion equation
   17,670.47 : 24,382.89 = 10,953.65 : x
2. Step 2: Convert to fraction form
   17,670.47/24,382.89 = 10,953.65/x
3. Step 3: Cross multiply
   17,670.47x = 24,382.89 × 10,953.65
4. Step 4: Simplify right side
   17,670.47x = 267,081,466.37
5. Step 5: Solve for x
   x = 267,081,466.37/17,670.47
6. Step 6: Final answer
   x = 15,114.57