Finding the Third Proportional to 10,161 and 14,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,161 : 14,485.50 = 14,485.50 : x
2. Step 2: Convert to fraction form
   10,161/14,485.50 = 14,485.50/x
3. Step 3: Cross multiply
   10,161x = 14,485.50 × 14,485.50
4. Step 4: Simplify right side
   10,161x = 209,829,710.25
5. Step 5: Solve for x
   x = 209,829,710.25/10,161
6. Step 6: Final answer
   x = 20,650.50