Finding the Third Proportional to 1,436,592 and 2,142,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436,592 : 2,142,432 = 2,142,432 : x
2. Step 2: Convert to fraction form
   1,436,592/2,142,432 = 2,142,432/x
3. Step 3: Cross multiply
   1,436,592x = 2,142,432 × 2,142,432
4. Step 4: Simplify right side
   1,436,592x = 4,590,014,874,624
5. Step 5: Solve for x
   x = 4,590,014,874,624/1,436,592
6. Step 6: Final answer
   x = 3,195,072