Finding the Third Proportional to 925,416 and 2,142,136

Step by Step Solution

1. Step 1: Write the proportion equation
   925,416 : 2,142,136 = 2,142,136 : x
2. Step 2: Convert to fraction form
   925,416/2,142,136 = 2,142,136/x
3. Step 3: Cross multiply
   925,416x = 2,142,136 × 2,142,136
4. Step 4: Simplify right side
   925,416x = 4,588,746,642,496
5. Step 5: Solve for x
   x = 4,588,746,642,496/925,416
6. Step 6: Final answer
   x = 4,958,577.16