Finding the Third Proportional to 1,034,142 and 2,161,980

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034,142 : 2,161,980 = 2,161,980 : x
2. Step 2: Convert to fraction form
   1,034,142/2,161,980 = 2,161,980/x
3. Step 3: Cross multiply
   1,034,142x = 2,161,980 × 2,161,980
4. Step 4: Simplify right side
   1,034,142x = 4,674,157,520,400
5. Step 5: Solve for x
   x = 4,674,157,520,400/1,034,142
6. Step 6: Final answer
   x = 4,519,841.11