Finding the Third Proportional to 3,914,802 and 5,989,221

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914,802 : 5,989,221 = 5,989,221 : x
2. Step 2: Convert to fraction form
   3,914,802/5,989,221 = 5,989,221/x
3. Step 3: Cross multiply
   3,914,802x = 5,989,221 × 5,989,221
4. Step 4: Simplify right side
   3,914,802x = 35,870,768,186,841
5. Step 5: Solve for x
   x = 35,870,768,186,841/3,914,802
6. Step 6: Final answer
   x = 9,162,856.30