Finding the Third Proportional to 543,834 and 1,166,400

Step by Step Solution

1. Step 1: Write the proportion equation
   543,834 : 1,166,400 = 1,166,400 : x
2. Step 2: Convert to fraction form
   543,834/1,166,400 = 1,166,400/x
3. Step 3: Cross multiply
   543,834x = 1,166,400 × 1,166,400
4. Step 4: Simplify right side
   543,834x = 1,360,488,960,000
5. Step 5: Solve for x
   x = 1,360,488,960,000/543,834
6. Step 6: Final answer
   x = 2,501,662.20