Finding the Third Proportional to 1,355,396 and 2,823,160

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,396 : 2,823,160 = 2,823,160 : x
2. Step 2: Convert to fraction form
   1,355,396/2,823,160 = 2,823,160/x
3. Step 3: Cross multiply
   1,355,396x = 2,823,160 × 2,823,160
4. Step 4: Simplify right side
   1,355,396x = 7,970,232,385,600
5. Step 5: Solve for x
   x = 7,970,232,385,600/1,355,396
6. Step 6: Final answer
   x = 5,880,371.78