Finding the Third Proportional to 486,386 and 1,045,444

Step by Step Solution

1. Step 1: Write the proportion equation
   486,386 : 1,045,444 = 1,045,444 : x
2. Step 2: Convert to fraction form
   486,386/1,045,444 = 1,045,444/x
3. Step 3: Cross multiply
   486,386x = 1,045,444 × 1,045,444
4. Step 4: Simplify right side
   486,386x = 1,092,953,157,136
5. Step 5: Solve for x
   x = 1,092,953,157,136/486,386
6. Step 6: Final answer
   x = 2,247,090.08