Finding the Third Proportional to 1,037,138 and 1,693,539

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037,138 : 1,693,539 = 1,693,539 : x
2. Step 2: Convert to fraction form
   1,037,138/1,693,539 = 1,693,539/x
3. Step 3: Cross multiply
   1,037,138x = 1,693,539 × 1,693,539
4. Step 4: Simplify right side
   1,037,138x = 2,868,074,344,521
5. Step 5: Solve for x
   x = 2,868,074,344,521/1,037,138
6. Step 6: Final answer
   x = 2,765,373.89