Finding the Third Proportional to 2,310,140 and 3,555,422

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310,140 : 3,555,422 = 3,555,422 : x
2. Step 2: Convert to fraction form
   2,310,140/3,555,422 = 3,555,422/x
3. Step 3: Cross multiply
   2,310,140x = 3,555,422 × 3,555,422
4. Step 4: Simplify right side
   2,310,140x = 12,641,025,598,084
5. Step 5: Solve for x
   x = 12,641,025,598,084/2,310,140
6. Step 6: Final answer
   x = 5,471,973.82