Finding the Third Proportional to 911,274 and 1,998,060

Step by Step Solution

1. Step 1: Write the proportion equation
   911,274 : 1,998,060 = 1,998,060 : x
2. Step 2: Convert to fraction form
   911,274/1,998,060 = 1,998,060/x
3. Step 3: Cross multiply
   911,274x = 1,998,060 × 1,998,060
4. Step 4: Simplify right side
   911,274x = 3,992,243,763,600
5. Step 5: Solve for x
   x = 3,992,243,763,600/911,274
6. Step 6: Final answer
   x = 4,380,947.73