Finding the Third Proportional to 1,340,196 and 2,890,344

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,196 : 2,890,344 = 2,890,344 : x
2. Step 2: Convert to fraction form
   1,340,196/2,890,344 = 2,890,344/x
3. Step 3: Cross multiply
   1,340,196x = 2,890,344 × 2,890,344
4. Step 4: Simplify right side
   1,340,196x = 8,354,088,438,336
5. Step 5: Solve for x
   x = 8,354,088,438,336/1,340,196
6. Step 6: Final answer
   x = 6,233,482.59