Finding the Third Proportional to 915,586 and 2,056,338

Step by Step Solution

1. Step 1: Write the proportion equation
   915,586 : 2,056,338 = 2,056,338 : x
2. Step 2: Convert to fraction form
   915,586/2,056,338 = 2,056,338/x
3. Step 3: Cross multiply
   915,586x = 2,056,338 × 2,056,338
4. Step 4: Simplify right side
   915,586x = 4,228,525,970,244
5. Step 5: Solve for x
   x = 4,228,525,970,244/915,586
6. Step 6: Final answer
   x = 4,618,382.07