Finding the Third Proportional to 539,888 and 1,181,166

Step by Step Solution

1. Step 1: Write the proportion equation
   539,888 : 1,181,166 = 1,181,166 : x
2. Step 2: Convert to fraction form
   539,888/1,181,166 = 1,181,166/x
3. Step 3: Cross multiply
   539,888x = 1,181,166 × 1,181,166
4. Step 4: Simplify right side
   539,888x = 1,395,153,119,556
5. Step 5: Solve for x
   x = 1,395,153,119,556/539,888
6. Step 6: Final answer
   x = 2,584,152.86