Finding the Third Proportional to 543,844 and 1,166,420

Step by Step Solution

1. Step 1: Write the proportion equation
   543,844 : 1,166,420 = 1,166,420 : x
2. Step 2: Convert to fraction form
   543,844/1,166,420 = 1,166,420/x
3. Step 3: Cross multiply
   543,844x = 1,166,420 × 1,166,420
4. Step 4: Simplify right side
   543,844x = 1,360,535,616,400
5. Step 5: Solve for x
   x = 1,360,535,616,400/543,844
6. Step 6: Final answer
   x = 2,501,701.99