Finding the Third Proportional to 540,109.50 and 1,177,419

Step by Step Solution

1. Step 1: Write the proportion equation
   540,109.50 : 1,177,419 = 1,177,419 : x
2. Step 2: Convert to fraction form
   540,109.50/1,177,419 = 1,177,419/x
3. Step 3: Cross multiply
   540,109.50x = 1,177,419 × 1,177,419
4. Step 4: Simplify right side
   540,109.50x = 1,386,315,501,561
5. Step 5: Solve for x
   x = 1,386,315,501,561/540,109.50
6. Step 6: Final answer
   x = 2,566,730.45