Finding the Third Proportional to 1,027,138 and 2,290,310

Step by Step Solution

1. Step 1: Write the proportion equation
   1,027,138 : 2,290,310 = 2,290,310 : x
2. Step 2: Convert to fraction form
   1,027,138/2,290,310 = 2,290,310/x
3. Step 3: Cross multiply
   1,027,138x = 2,290,310 × 2,290,310
4. Step 4: Simplify right side
   1,027,138x = 5,245,519,896,100
5. Step 5: Solve for x
   x = 5,245,519,896,100/1,027,138
6. Step 6: Final answer
   x = 5,106,928.08