Finding the Third Proportional to 10,121 and 14,849.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,121 : 14,849.50 = 14,849.50 : x
2. Step 2: Convert to fraction form
   10,121/14,849.50 = 14,849.50/x
3. Step 3: Cross multiply
   10,121x = 14,849.50 × 14,849.50
4. Step 4: Simplify right side
   10,121x = 220,507,650.25
5. Step 5: Solve for x
   x = 220,507,650.25/10,121
6. Step 6: Final answer
   x = 21,787.14