Finding the Fourth Proportional to 16,851.98, 23,256.18 and 9,298.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,851.98 : 23,256.18 = 9,298.40 : x
2. Step 2: Convert to fraction form
   16,851.98/23,256.18 = 9,298.40/x
3. Step 3: Cross multiply
   16,851.98x = 23,256.18 × 9,298.40
4. Step 4: Simplify right side
   16,851.98x = 216,245,264.11
5. Step 5: Solve for x
   x = 216,245,264.11/16,851.98
6. Step 6: Final answer
   x = 12,832.04