Finding the Third Proportional to 911,208 and 1,997,928

Step by Step Solution

1. Step 1: Write the proportion equation
   911,208 : 1,997,928 = 1,997,928 : x
2. Step 2: Convert to fraction form
   911,208/1,997,928 = 1,997,928/x
3. Step 3: Cross multiply
   911,208x = 1,997,928 × 1,997,928
4. Step 4: Simplify right side
   911,208x = 3,991,716,293,184
5. Step 5: Solve for x
   x = 3,991,716,293,184/911,208
6. Step 6: Final answer
   x = 4,380,686.18