Finding the Third Proportional to 866,275 and 2,086,956

Step by Step Solution

1. Step 1: Write the proportion equation
   866,275 : 2,086,956 = 2,086,956 : x
2. Step 2: Convert to fraction form
   866,275/2,086,956 = 2,086,956/x
3. Step 3: Cross multiply
   866,275x = 2,086,956 × 2,086,956
4. Step 4: Simplify right side
   866,275x = 4,355,385,345,936
5. Step 5: Solve for x
   x = 4,355,385,345,936/866,275
6. Step 6: Final answer
   x = 5,027,716.77