Finding the Fourth Proportional to 17,160.46, 23,681.61 and 10,087

Step by Step Solution

1. Step 1: Write the proportion equation
   17,160.46 : 23,681.61 = 10,087 : x
2. Step 2: Convert to fraction form
   17,160.46/23,681.61 = 10,087/x
3. Step 3: Cross multiply
   17,160.46x = 23,681.61 × 10,087
4. Step 4: Simplify right side
   17,160.46x = 238,876,400.07
5. Step 5: Solve for x
   x = 238,876,400.07/17,160.46
6. Step 6: Final answer
   x = 13,920.16