Finding the Third Proportional to 1,838,196 and 3,971,556

Step by Step Solution

1. Step 1: Write the proportion equation
   1,838,196 : 3,971,556 = 3,971,556 : x
2. Step 2: Convert to fraction form
   1,838,196/3,971,556 = 3,971,556/x
3. Step 3: Cross multiply
   1,838,196x = 3,971,556 × 3,971,556
4. Step 4: Simplify right side
   1,838,196x = 15,773,257,061,136
5. Step 5: Solve for x
   x = 15,773,257,061,136/1,838,196
6. Step 6: Final answer
   x = 8,580,835.27