Finding the Third Proportional to 1,426,570 and 2,216,031

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,570 : 2,216,031 = 2,216,031 : x
2. Step 2: Convert to fraction form
   1,426,570/2,216,031 = 2,216,031/x
3. Step 3: Cross multiply
   1,426,570x = 2,216,031 × 2,216,031
4. Step 4: Simplify right side
   1,426,570x = 4,910,793,392,961
5. Step 5: Solve for x
   x = 4,910,793,392,961/1,426,570
6. Step 6: Final answer
   x = 3,442,378.15