Finding the Third Proportional to 1,896,489 and 4,191,822

Step by Step Solution

1. Step 1: Write the proportion equation
   1,896,489 : 4,191,822 = 4,191,822 : x
2. Step 2: Convert to fraction form
   1,896,489/4,191,822 = 4,191,822/x
3. Step 3: Cross multiply
   1,896,489x = 4,191,822 × 4,191,822
4. Step 4: Simplify right side
   1,896,489x = 17,571,371,679,684
5. Step 5: Solve for x
   x = 17,571,371,679,684/1,896,489
6. Step 6: Final answer
   x = 9,265,211.49