Finding the Third Proportional to 12,669.75 and 18,955.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,669.75 : 18,955.69 = 18,955.69 : x
2. Step 2: Convert to fraction form
   12,669.75/18,955.69 = 18,955.69/x
3. Step 3: Cross multiply
   12,669.75x = 18,955.69 × 18,955.69
4. Step 4: Simplify right side
   12,669.75x = 359,318,088.60
5. Step 5: Solve for x
   x = 359,318,088.60/12,669.75
6. Step 6: Final answer
   x = 28,360.31