Finding the Third Proportional to 1,436,599 and 2,142,442

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436,599 : 2,142,442 = 2,142,442 : x
2. Step 2: Convert to fraction form
   1,436,599/2,142,442 = 2,142,442/x
3. Step 3: Cross multiply
   1,436,599x = 2,142,442 × 2,142,442
4. Step 4: Simplify right side
   1,436,599x = 4,590,057,723,364
5. Step 5: Solve for x
   x = 4,590,057,723,364/1,436,599
6. Step 6: Final answer
   x = 3,195,086.26