Finding the Third Proportional to 759,712 and 1,621,108

Step by Step Solution

1. Step 1: Write the proportion equation
   759,712 : 1,621,108 = 1,621,108 : x
2. Step 2: Convert to fraction form
   759,712/1,621,108 = 1,621,108/x
3. Step 3: Cross multiply
   759,712x = 1,621,108 × 1,621,108
4. Step 4: Simplify right side
   759,712x = 2,627,991,147,664
5. Step 5: Solve for x
   x = 2,627,991,147,664/759,712
6. Step 6: Final answer
   x = 3,459,193.94