Finding the Fourth Proportional to 16,862.50, 23,268.59 and 9,308.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,862.50 : 23,268.59 = 9,308.34 : x
2. Step 2: Convert to fraction form
   16,862.50/23,268.59 = 9,308.34/x
3. Step 3: Cross multiply
   16,862.50x = 23,268.59 × 9,308.34
4. Step 4: Simplify right side
   16,862.50x = 216,591,922.32
5. Step 5: Solve for x
   x = 216,591,922.32/16,862.50
6. Step 6: Final answer
   x = 12,844.59