Finding the Third Proportional to 1,851,965 and 2,782,878

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851,965 : 2,782,878 = 2,782,878 : x
2. Step 2: Convert to fraction form
   1,851,965/2,782,878 = 2,782,878/x
3. Step 3: Cross multiply
   1,851,965x = 2,782,878 × 2,782,878
4. Step 4: Simplify right side
   1,851,965x = 7,744,409,962,884
5. Step 5: Solve for x
   x = 7,744,409,962,884/1,851,965
6. Step 6: Final answer
   x = 4,181,725.88