Finding the Fourth Proportional to 16,225.47, 24,288.89 and 10,386.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,225.47 : 24,288.89 = 10,386.18 : x
2. Step 2: Convert to fraction form
   16,225.47/24,288.89 = 10,386.18/x
3. Step 3: Cross multiply
   16,225.47x = 24,288.89 × 10,386.18
4. Step 4: Simplify right side
   16,225.47x = 252,268,731.61
5. Step 5: Solve for x
   x = 252,268,731.61/16,225.47
6. Step 6: Final answer
   x = 15,547.70