Finding the Third Proportional to 749,760 and 1,146,912

Step by Step Solution

1. Step 1: Write the proportion equation
   749,760 : 1,146,912 = 1,146,912 : x
2. Step 2: Convert to fraction form
   749,760/1,146,912 = 1,146,912/x
3. Step 3: Cross multiply
   749,760x = 1,146,912 × 1,146,912
4. Step 4: Simplify right side
   749,760x = 1,315,407,135,744
5. Step 5: Solve for x
   x = 1,315,407,135,744/749,760
6. Step 6: Final answer
   x = 1,754,437.60