Finding the Third Proportional to 759,398 and 1,109,108

Step by Step Solution

1. Step 1: Write the proportion equation
   759,398 : 1,109,108 = 1,109,108 : x
2. Step 2: Convert to fraction form
   759,398/1,109,108 = 1,109,108/x
3. Step 3: Cross multiply
   759,398x = 1,109,108 × 1,109,108
4. Step 4: Simplify right side
   759,398x = 1,230,120,555,664
5. Step 5: Solve for x
   x = 1,230,120,555,664/759,398
6. Step 6: Final answer
   x = 1,619,862.78