Finding the Third Proportional to 1,085,286 and 2,357,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,286 : 2,357,340 = 2,357,340 : x
2. Step 2: Convert to fraction form
   1,085,286/2,357,340 = 2,357,340/x
3. Step 3: Cross multiply
   1,085,286x = 2,357,340 × 2,357,340
4. Step 4: Simplify right side
   1,085,286x = 5,557,051,875,600
5. Step 5: Solve for x
   x = 5,557,051,875,600/1,085,286
6. Step 6: Final answer
   x = 5,120,357.10