Finding the Third Proportional to 115,660 and 267,733.25

Step by Step Solution

1. Step 1: Write the proportion equation
   115,660 : 267,733.25 = 267,733.25 : x
2. Step 2: Convert to fraction form
   115,660/267,733.25 = 267,733.25/x
3. Step 3: Cross multiply
   115,660x = 267,733.25 × 267,733.25
4. Step 4: Simplify right side
   115,660x = 71,681,093,155.56
5. Step 5: Solve for x
   x = 71,681,093,155.56/115,660
6. Step 6: Final answer
   x = 619,756.99