Finding the Third Proportional to 542,316 and 1,181,148

Step by Step Solution

1. Step 1: Write the proportion equation
   542,316 : 1,181,148 = 1,181,148 : x
2. Step 2: Convert to fraction form
   542,316/1,181,148 = 1,181,148/x
3. Step 3: Cross multiply
   542,316x = 1,181,148 × 1,181,148
4. Step 4: Simplify right side
   542,316x = 1,395,110,597,904
5. Step 5: Solve for x
   x = 1,395,110,597,904/542,316
6. Step 6: Final answer
   x = 2,572,504.96