Finding the Third Proportional to 890,644 and 1,941,136

Step by Step Solution

1. Step 1: Write the proportion equation
   890,644 : 1,941,136 = 1,941,136 : x
2. Step 2: Convert to fraction form
   890,644/1,941,136 = 1,941,136/x
3. Step 3: Cross multiply
   890,644x = 1,941,136 × 1,941,136
4. Step 4: Simplify right side
   890,644x = 3,768,008,970,496
5. Step 5: Solve for x
   x = 3,768,008,970,496/890,644
6. Step 6: Final answer
   x = 4,230,656.66