Finding the Third Proportional to 543,430 and 1,191,836

Step by Step Solution

1. Step 1: Write the proportion equation
   543,430 : 1,191,836 = 1,191,836 : x
2. Step 2: Convert to fraction form
   543,430/1,191,836 = 1,191,836/x
3. Step 3: Cross multiply
   543,430x = 1,191,836 × 1,191,836
4. Step 4: Simplify right side
   543,430x = 1,420,473,050,896
5. Step 5: Solve for x
   x = 1,420,473,050,896/543,430
6. Step 6: Final answer
   x = 2,613,902.53