Finding the Third Proportional to 540,147 and 1,177,488

Step by Step Solution

1. Step 1: Write the proportion equation
   540,147 : 1,177,488 = 1,177,488 : x
2. Step 2: Convert to fraction form
   540,147/1,177,488 = 1,177,488/x
3. Step 3: Cross multiply
   540,147x = 1,177,488 × 1,177,488
4. Step 4: Simplify right side
   540,147x = 1,386,477,990,144
5. Step 5: Solve for x
   x = 1,386,477,990,144/540,147
6. Step 6: Final answer
   x = 2,566,853.08