Finding the Third Proportional to 769,280.50 and 1,674,020

Step by Step Solution

1. Step 1: Write the proportion equation
   769,280.50 : 1,674,020 = 1,674,020 : x
2. Step 2: Convert to fraction form
   769,280.50/1,674,020 = 1,674,020/x
3. Step 3: Cross multiply
   769,280.50x = 1,674,020 × 1,674,020
4. Step 4: Simplify right side
   769,280.50x = 2,802,342,960,400
5. Step 5: Solve for x
   x = 2,802,342,960,400/769,280.50
6. Step 6: Final answer
   x = 3,642,810.34