Finding the Fourth Proportional to 16,974.47, 23,423.72 and 10,256.13

Step by Step Solution

1. Step 1: Write the proportion equation
   16,974.47 : 23,423.72 = 10,256.13 : x
2. Step 2: Convert to fraction form
   16,974.47/23,423.72 = 10,256.13/x
3. Step 3: Cross multiply
   16,974.47x = 23,423.72 × 10,256.13
4. Step 4: Simplify right side
   16,974.47x = 240,236,666.12
5. Step 5: Solve for x
   x = 240,236,666.12/16,974.47
6. Step 6: Final answer
   x = 14,152.82