Finding the Third Proportional to 2,809,136 and 4,254,492

Step by Step Solution

1. Step 1: Write the proportion equation
   2,809,136 : 4,254,492 = 4,254,492 : x
2. Step 2: Convert to fraction form
   2,809,136/4,254,492 = 4,254,492/x
3. Step 3: Cross multiply
   2,809,136x = 4,254,492 × 4,254,492
4. Step 4: Simplify right side
   2,809,136x = 18,100,702,178,064
5. Step 5: Solve for x
   x = 18,100,702,178,064/2,809,136
6. Step 6: Final answer
   x = 6,443,512.23