Finding the Third Proportional to 26,979.75 and 57,655.13

Step by Step Solution

1. Step 1: Write the proportion equation
   26,979.75 : 57,655.13 = 57,655.13 : x
2. Step 2: Convert to fraction form
   26,979.75/57,655.13 = 57,655.13/x
3. Step 3: Cross multiply
   26,979.75x = 57,655.13 × 57,655.13
4. Step 4: Simplify right side
   26,979.75x = 3,324,113,438.77
5. Step 5: Solve for x
   x = 3,324,113,438.77/26,979.75
6. Step 6: Final answer
   x = 123,207.72