Finding the Third Proportional to 749,579 and 1,151,445

Step by Step Solution

1. Step 1: Write the proportion equation
   749,579 : 1,151,445 = 1,151,445 : x
2. Step 2: Convert to fraction form
   749,579/1,151,445 = 1,151,445/x
3. Step 3: Cross multiply
   749,579x = 1,151,445 × 1,151,445
4. Step 4: Simplify right side
   749,579x = 1,325,825,588,025
5. Step 5: Solve for x
   x = 1,325,825,588,025/749,579
6. Step 6: Final answer
   x = 1,768,760.31