Finding the Third Proportional to 12,066.19 and 26,209.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,066.19 : 26,209.69 = 26,209.69 : x
2. Step 2: Convert to fraction form
   12,066.19/26,209.69 = 26,209.69/x
3. Step 3: Cross multiply
   12,066.19x = 26,209.69 × 26,209.69
4. Step 4: Simplify right side
   12,066.19x = 686,947,718.85
5. Step 5: Solve for x
   x = 686,947,718.85/12,066.19
6. Step 6: Final answer
   x = 56,931.63