Finding the Third Proportional to 779,473 and 1,674,978

Step by Step Solution

1. Step 1: Write the proportion equation
   779,473 : 1,674,978 = 1,674,978 : x
2. Step 2: Convert to fraction form
   779,473/1,674,978 = 1,674,978/x
3. Step 3: Cross multiply
   779,473x = 1,674,978 × 1,674,978
4. Step 4: Simplify right side
   779,473x = 2,805,551,300,484
5. Step 5: Solve for x
   x = 2,805,551,300,484/779,473
6. Step 6: Final answer
   x = 3,599,292.47