Finding the Third Proportional to 775,437 and 1,158,507

Step by Step Solution

1. Step 1: Write the proportion equation
   775,437 : 1,158,507 = 1,158,507 : x
2. Step 2: Convert to fraction form
   775,437/1,158,507 = 1,158,507/x
3. Step 3: Cross multiply
   775,437x = 1,158,507 × 1,158,507
4. Step 4: Simplify right side
   775,437x = 1,342,138,469,049
5. Step 5: Solve for x
   x = 1,342,138,469,049/775,437
6. Step 6: Final answer
   x = 1,730,815.62