Finding the Third Proportional to 840,606 and 1,799,310

Step by Step Solution

1. Step 1: Write the proportion equation
   840,606 : 1,799,310 = 1,799,310 : x
2. Step 2: Convert to fraction form
   840,606/1,799,310 = 1,799,310/x
3. Step 3: Cross multiply
   840,606x = 1,799,310 × 1,799,310
4. Step 4: Simplify right side
   840,606x = 3,237,516,476,100
5. Step 5: Solve for x
   x = 3,237,516,476,100/840,606
6. Step 6: Final answer
   x = 3,851,407.77