Finding the Third Proportional to 543,388.50 and 1,191,753

Step by Step Solution

1. Step 1: Write the proportion equation
   543,388.50 : 1,191,753 = 1,191,753 : x
2. Step 2: Convert to fraction form
   543,388.50/1,191,753 = 1,191,753/x
3. Step 3: Cross multiply
   543,388.50x = 1,191,753 × 1,191,753
4. Step 4: Simplify right side
   543,388.50x = 1,420,275,213,009
5. Step 5: Solve for x
   x = 1,420,275,213,009/543,388.50
6. Step 6: Final answer
   x = 2,613,738.08