Finding the Third Proportional to 995,978 and 2,160,841

Step by Step Solution

1. Step 1: Write the proportion equation
   995,978 : 2,160,841 = 2,160,841 : x
2. Step 2: Convert to fraction form
   995,978/2,160,841 = 2,160,841/x
3. Step 3: Cross multiply
   995,978x = 2,160,841 × 2,160,841
4. Step 4: Simplify right side
   995,978x = 4,669,233,827,281
5. Step 5: Solve for x
   x = 4,669,233,827,281/995,978
6. Step 6: Final answer
   x = 4,688,089.32