Finding the Third Proportional to 784,618 and 1,693,636

Step by Step Solution

1. Step 1: Write the proportion equation
   784,618 : 1,693,636 = 1,693,636 : x
2. Step 2: Convert to fraction form
   784,618/1,693,636 = 1,693,636/x
3. Step 3: Cross multiply
   784,618x = 1,693,636 × 1,693,636
4. Step 4: Simplify right side
   784,618x = 2,868,402,900,496
5. Step 5: Solve for x
   x = 2,868,402,900,496/784,618
6. Step 6: Final answer
   x = 3,655,795.43