Finding the Third Proportional to 2,521,827 and 5,223,099

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,827 : 5,223,099 = 5,223,099 : x
2. Step 2: Convert to fraction form
   2,521,827/5,223,099 = 5,223,099/x
3. Step 3: Cross multiply
   2,521,827x = 5,223,099 × 5,223,099
4. Step 4: Simplify right side
   2,521,827x = 27,280,763,163,801
5. Step 5: Solve for x
   x = 27,280,763,163,801/2,521,827
6. Step 6: Final answer
   x = 10,817,856.72