Finding the Third Proportional to 541,644 and 1,188,312

Step by Step Solution

1. Step 1: Write the proportion equation
   541,644 : 1,188,312 = 1,188,312 : x
2. Step 2: Convert to fraction form
   541,644/1,188,312 = 1,188,312/x
3. Step 3: Cross multiply
   541,644x = 1,188,312 × 1,188,312
4. Step 4: Simplify right side
   541,644x = 1,412,085,409,344
5. Step 5: Solve for x
   x = 1,412,085,409,344/541,644
6. Step 6: Final answer
   x = 2,607,036.00