Finding the Third Proportional to 542,920 and 1,182,224

Step by Step Solution

1. Step 1: Write the proportion equation
   542,920 : 1,182,224 = 1,182,224 : x
2. Step 2: Convert to fraction form
   542,920/1,182,224 = 1,182,224/x
3. Step 3: Cross multiply
   542,920x = 1,182,224 × 1,182,224
4. Step 4: Simplify right side
   542,920x = 1,397,653,586,176
5. Step 5: Solve for x
   x = 1,397,653,586,176/542,920
6. Step 6: Final answer
   x = 2,574,326.95