Finding the Third Proportional to 1,426,220 and 3,132,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,220 : 3,132,340 = 3,132,340 : x
2. Step 2: Convert to fraction form
   1,426,220/3,132,340 = 3,132,340/x
3. Step 3: Cross multiply
   1,426,220x = 3,132,340 × 3,132,340
4. Step 4: Simplify right side
   1,426,220x = 9,811,553,875,600
5. Step 5: Solve for x
   x = 9,811,553,875,600/1,426,220
6. Step 6: Final answer
   x = 6,879,411.22