Finding the Third Proportional to 828,258 and 1,811,604

Step by Step Solution

1. Step 1: Write the proportion equation
   828,258 : 1,811,604 = 1,811,604 : x
2. Step 2: Convert to fraction form
   828,258/1,811,604 = 1,811,604/x
3. Step 3: Cross multiply
   828,258x = 1,811,604 × 1,811,604
4. Step 4: Simplify right side
   828,258x = 3,281,909,052,816
5. Step 5: Solve for x
   x = 3,281,909,052,816/828,258
6. Step 6: Final answer
   x = 3,962,423.61