Finding the Third Proportional to 906,812 and 1,985,992

Step by Step Solution

1. Step 1: Write the proportion equation
   906,812 : 1,985,992 = 1,985,992 : x
2. Step 2: Convert to fraction form
   906,812/1,985,992 = 1,985,992/x
3. Step 3: Cross multiply
   906,812x = 1,985,992 × 1,985,992
4. Step 4: Simplify right side
   906,812x = 3,944,164,224,064
5. Step 5: Solve for x
   x = 3,944,164,224,064/906,812
6. Step 6: Final answer
   x = 4,349,483.93