Finding the Third Proportional to 834,204 and 1,821,316

Step by Step Solution

1. Step 1: Write the proportion equation
   834,204 : 1,821,316 = 1,821,316 : x
2. Step 2: Convert to fraction form
   834,204/1,821,316 = 1,821,316/x
3. Step 3: Cross multiply
   834,204x = 1,821,316 × 1,821,316
4. Step 4: Simplify right side
   834,204x = 3,317,191,971,856
5. Step 5: Solve for x
   x = 3,317,191,971,856/834,204
6. Step 6: Final answer
   x = 3,976,475.74