Finding the Third Proportional to 1,306,843 and 2,813,931

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,843 : 2,813,931 = 2,813,931 : x
2. Step 2: Convert to fraction form
   1,306,843/2,813,931 = 2,813,931/x
3. Step 3: Cross multiply
   1,306,843x = 2,813,931 × 2,813,931
4. Step 4: Simplify right side
   1,306,843x = 7,918,207,672,761
5. Step 5: Solve for x
   x = 7,918,207,672,761/1,306,843
6. Step 6: Final answer
   x = 6,059,035.15