Finding the Third Proportional to 555,875 and 1,212,118

Step by Step Solution

1. Step 1: Write the proportion equation
   555,875 : 1,212,118 = 1,212,118 : x
2. Step 2: Convert to fraction form
   555,875/1,212,118 = 1,212,118/x
3. Step 3: Cross multiply
   555,875x = 1,212,118 × 1,212,118
4. Step 4: Simplify right side
   555,875x = 1,469,230,045,924
5. Step 5: Solve for x
   x = 1,469,230,045,924/555,875
6. Step 6: Final answer
   x = 2,643,094.30