Finding the Fourth Proportional to 16,865.31, 23,283.27 and 10,152.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,865.31 : 23,283.27 = 10,152.57 : x
2. Step 2: Convert to fraction form
   16,865.31/23,283.27 = 10,152.57/x
3. Step 3: Cross multiply
   16,865.31x = 23,283.27 × 10,152.57
4. Step 4: Simplify right side
   16,865.31x = 236,385,028.50
5. Step 5: Solve for x
   x = 236,385,028.50/16,865.31
6. Step 6: Final answer
   x = 14,016.05