Finding the Third Proportional to 1,224,912 and 1,788,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,912 : 1,788,984 = 1,788,984 : x
2. Step 2: Convert to fraction form
   1,224,912/1,788,984 = 1,788,984/x
3. Step 3: Cross multiply
   1,224,912x = 1,788,984 × 1,788,984
4. Step 4: Simplify right side
   1,224,912x = 3,200,463,752,256
5. Step 5: Solve for x
   x = 3,200,463,752,256/1,224,912
6. Step 6: Final answer
   x = 2,612,811.17