Finding the Third Proportional to 542,670 and 1,181,772

Step by Step Solution

1. Step 1: Write the proportion equation
   542,670 : 1,181,772 = 1,181,772 : x
2. Step 2: Convert to fraction form
   542,670/1,181,772 = 1,181,772/x
3. Step 3: Cross multiply
   542,670x = 1,181,772 × 1,181,772
4. Step 4: Simplify right side
   542,670x = 1,396,585,059,984
5. Step 5: Solve for x
   x = 1,396,585,059,984/542,670
6. Step 6: Final answer
   x = 2,573,543.88