Finding the Third Proportional to 60,588 and 91,449

Step by Step Solution

1. Step 1: Write the proportion equation
   60,588 : 91,449 = 91,449 : x
2. Step 2: Convert to fraction form
   60,588/91,449 = 91,449/x
3. Step 3: Cross multiply
   60,588x = 91,449 × 91,449
4. Step 4: Simplify right side
   60,588x = 8,362,919,601
5. Step 5: Solve for x
   x = 8,362,919,601/60,588
6. Step 6: Final answer
   x = 138,029.31