Finding the Third Proportional to 12,965.94 and 26,407.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,965.94 : 26,407.88 = 26,407.88 : x
2. Step 2: Convert to fraction form
   12,965.94/26,407.88 = 26,407.88/x
3. Step 3: Cross multiply
   12,965.94x = 26,407.88 × 26,407.88
4. Step 4: Simplify right side
   12,965.94x = 697,375,862.02
5. Step 5: Solve for x
   x = 697,375,862.02/12,965.94
6. Step 6: Final answer
   x = 53,785.22