Finding the Third Proportional to 769,290 and 1,674,038

Step by Step Solution

1. Step 1: Write the proportion equation
   769,290 : 1,674,038 = 1,674,038 : x
2. Step 2: Convert to fraction form
   769,290/1,674,038 = 1,674,038/x
3. Step 3: Cross multiply
   769,290x = 1,674,038 × 1,674,038
4. Step 4: Simplify right side
   769,290x = 2,802,403,225,444
5. Step 5: Solve for x
   x = 2,802,403,225,444/769,290
6. Step 6: Final answer
   x = 3,642,843.69