Finding the Fourth Proportional to 17,870.07, 24,661.81 and 10,317.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,870.07 : 24,661.81 = 10,317.78 : x
2. Step 2: Convert to fraction form
   17,870.07/24,661.81 = 10,317.78/x
3. Step 3: Cross multiply
   17,870.07x = 24,661.81 × 10,317.78
4. Step 4: Simplify right side
   17,870.07x = 254,455,129.98
5. Step 5: Solve for x
   x = 254,455,129.98/17,870.07
6. Step 6: Final answer
   x = 14,239.18