Finding the Fourth Proportional to 16,985.98, 25,489.31 and 10,737.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,985.98 : 25,489.31 = 10,737.37 : x
2. Step 2: Convert to fraction form
   16,985.98/25,489.31 = 10,737.37/x
3. Step 3: Cross multiply
   16,985.98x = 25,489.31 × 10,737.37
4. Step 4: Simplify right side
   16,985.98x = 273,688,035.10
5. Step 5: Solve for x
   x = 273,688,035.10/16,985.98
6. Step 6: Final answer
   x = 16,112.59