Finding the Third Proportional to 2,148,772 and 3,223,158

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148,772 : 3,223,158 = 3,223,158 : x
2. Step 2: Convert to fraction form
   2,148,772/3,223,158 = 3,223,158/x
3. Step 3: Cross multiply
   2,148,772x = 3,223,158 × 3,223,158
4. Step 4: Simplify right side
   2,148,772x = 10,388,747,492,964
5. Step 5: Solve for x
   x = 10,388,747,492,964/2,148,772
6. Step 6: Final answer
   x = 4,834,737