Finding the Third Proportional to 775.88 and 775.88

Step by Step Solution

1. Step 1: Write the proportion equation
   775.88 : 775.88 = 775.88 : x
2. Step 2: Convert to fraction form
   775.88/775.88 = 775.88/x
3. Step 3: Cross multiply
   775.88x = 775.88 × 775.88
4. Step 4: Simplify right side
   775.88x = 601,982.02
5. Step 5: Solve for x
   x = 601,982.02/775.88
6. Step 6: Final answer
   x = 775.88