Finding the Third Proportional to 853,312 and 1,833,136

Step by Step Solution

1. Step 1: Write the proportion equation
   853,312 : 1,833,136 = 1,833,136 : x
2. Step 2: Convert to fraction form
   853,312/1,833,136 = 1,833,136/x
3. Step 3: Cross multiply
   853,312x = 1,833,136 × 1,833,136
4. Step 4: Simplify right side
   853,312x = 3,360,387,594,496
5. Step 5: Solve for x
   x = 3,360,387,594,496/853,312
6. Step 6: Final answer
   x = 3,938,052.66