Finding the Third Proportional to 605,742 and 1,321,510.50

Step by Step Solution

1. Step 1: Write the proportion equation
   605,742 : 1,321,510.50 = 1,321,510.50 : x
2. Step 2: Convert to fraction form
   605,742/1,321,510.50 = 1,321,510.50/x
3. Step 3: Cross multiply
   605,742x = 1,321,510.50 × 1,321,510.50
4. Step 4: Simplify right side
   605,742x = 1,746,390,001,610.25
5. Step 5: Solve for x
   x = 1,746,390,001,610.25/605,742
6. Step 6: Final answer
   x = 2,883,059.13