Finding the Third Proportional to 918,327 and 2,144,448

Step by Step Solution

1. Step 1: Write the proportion equation
   918,327 : 2,144,448 = 2,144,448 : x
2. Step 2: Convert to fraction form
   918,327/2,144,448 = 2,144,448/x
3. Step 3: Cross multiply
   918,327x = 2,144,448 × 2,144,448
4. Step 4: Simplify right side
   918,327x = 4,598,657,224,704
5. Step 5: Solve for x
   x = 4,598,657,224,704/918,327
6. Step 6: Final answer
   x = 5,007,646.76