Finding the Third Proportional to 759,397 and 1,109,107

Step by Step Solution

1. Step 1: Write the proportion equation
   759,397 : 1,109,107 = 1,109,107 : x
2. Step 2: Convert to fraction form
   759,397/1,109,107 = 1,109,107/x
3. Step 3: Cross multiply
   759,397x = 1,109,107 × 1,109,107
4. Step 4: Simplify right side
   759,397x = 1,230,118,337,449
5. Step 5: Solve for x
   x = 1,230,118,337,449/759,397
6. Step 6: Final answer
   x = 1,619,861.99