Finding the Third Proportional to 1,426,132 and 2,139,506

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,132 : 2,139,506 = 2,139,506 : x
2. Step 2: Convert to fraction form
   1,426,132/2,139,506 = 2,139,506/x
3. Step 3: Cross multiply
   1,426,132x = 2,139,506 × 2,139,506
4. Step 4: Simplify right side
   1,426,132x = 4,577,485,924,036
5. Step 5: Solve for x
   x = 4,577,485,924,036/1,426,132
6. Step 6: Final answer
   x = 3,209,721.07