Finding the Fourth Proportional to 17,978.64, 24,812.37 and 10,810.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,978.64 : 24,812.37 = 10,810.89 : x
2. Step 2: Convert to fraction form
   17,978.64/24,812.37 = 10,810.89/x
3. Step 3: Cross multiply
   17,978.64x = 24,812.37 × 10,810.89
4. Step 4: Simplify right side
   17,978.64x = 268,243,802.71
5. Step 5: Solve for x
   x = 268,243,802.71/17,978.64
6. Step 6: Final answer
   x = 14,920.14