Finding the Third Proportional to 9,126 and 13,753.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,126 : 13,753.50 = 13,753.50 : x
2. Step 2: Convert to fraction form
   9,126/13,753.50 = 13,753.50/x
3. Step 3: Cross multiply
   9,126x = 13,753.50 × 13,753.50
4. Step 4: Simplify right side
   9,126x = 189,158,762.25
5. Step 5: Solve for x
   x = 189,158,762.25/9,126
6. Step 6: Final answer
   x = 20,727.46