Finding the Third Proportional to 1,371,190 and 2,978,252

Step by Step Solution

1. Step 1: Write the proportion equation
   1,371,190 : 2,978,252 = 2,978,252 : x
2. Step 2: Convert to fraction form
   1,371,190/2,978,252 = 2,978,252/x
3. Step 3: Cross multiply
   1,371,190x = 2,978,252 × 2,978,252
4. Step 4: Simplify right side
   1,371,190x = 8,869,984,975,504
5. Step 5: Solve for x
   x = 8,869,984,975,504/1,371,190
6. Step 6: Final answer
   x = 6,468,822.68