Finding the Third Proportional to 1,311,662 and 1,929,985

Step by Step Solution

1. Step 1: Write the proportion equation
   1,311,662 : 1,929,985 = 1,929,985 : x
2. Step 2: Convert to fraction form
   1,311,662/1,929,985 = 1,929,985/x
3. Step 3: Cross multiply
   1,311,662x = 1,929,985 × 1,929,985
4. Step 4: Simplify right side
   1,311,662x = 3,724,842,100,225
5. Step 5: Solve for x
   x = 3,724,842,100,225/1,311,662
6. Step 6: Final answer
   x = 2,839,788.07