Finding the Third Proportional to 541,658 and 1,188,340

Step by Step Solution

1. Step 1: Write the proportion equation
   541,658 : 1,188,340 = 1,188,340 : x
2. Step 2: Convert to fraction form
   541,658/1,188,340 = 1,188,340/x
3. Step 3: Cross multiply
   541,658x = 1,188,340 × 1,188,340
4. Step 4: Simplify right side
   541,658x = 1,412,151,955,600
5. Step 5: Solve for x
   x = 1,412,151,955,600/541,658
6. Step 6: Final answer
   x = 2,607,091.48