Finding the Third Proportional to 1,980,810 and 4,341,342

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980,810 : 4,341,342 = 4,341,342 : x
2. Step 2: Convert to fraction form
   1,980,810/4,341,342 = 4,341,342/x
3. Step 3: Cross multiply
   1,980,810x = 4,341,342 × 4,341,342
4. Step 4: Simplify right side
   1,980,810x = 18,847,250,360,964
5. Step 5: Solve for x
   x = 18,847,250,360,964/1,980,810
6. Step 6: Final answer
   x = 9,514,920.85