Finding the Third Proportional to 1,980,827 and 4,340,251

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980,827 : 4,340,251 = 4,340,251 : x
2. Step 2: Convert to fraction form
   1,980,827/4,340,251 = 4,340,251/x
3. Step 3: Cross multiply
   1,980,827x = 4,340,251 × 4,340,251
4. Step 4: Simplify right side
   1,980,827x = 18,837,778,743,001
5. Step 5: Solve for x
   x = 18,837,778,743,001/1,980,827
6. Step 6: Final answer
   x = 9,510,057.54