Finding the Third Proportional to 843,865 and 1,719,061

Step by Step Solution

1. Step 1: Write the proportion equation
   843,865 : 1,719,061 = 1,719,061 : x
2. Step 2: Convert to fraction form
   843,865/1,719,061 = 1,719,061/x
3. Step 3: Cross multiply
   843,865x = 1,719,061 × 1,719,061
4. Step 4: Simplify right side
   843,865x = 2,955,170,721,721
5. Step 5: Solve for x
   x = 2,955,170,721,721/843,865
6. Step 6: Final answer
   x = 3,501,947.26