Finding the Third Proportional to 555,341 and 1,189,426

Step by Step Solution

1. Step 1: Write the proportion equation
   555,341 : 1,189,426 = 1,189,426 : x
2. Step 2: Convert to fraction form
   555,341/1,189,426 = 1,189,426/x
3. Step 3: Cross multiply
   555,341x = 1,189,426 × 1,189,426
4. Step 4: Simplify right side
   555,341x = 1,414,734,209,476
5. Step 5: Solve for x
   x = 1,414,734,209,476/555,341
6. Step 6: Final answer
   x = 2,547,505.42