Finding the Third Proportional to 3,911,807 and 5,983,959

Step by Step Solution

1. Step 1: Write the proportion equation
   3,911,807 : 5,983,959 = 5,983,959 : x
2. Step 2: Convert to fraction form
   3,911,807/5,983,959 = 5,983,959/x
3. Step 3: Cross multiply
   3,911,807x = 5,983,959 × 5,983,959
4. Step 4: Simplify right side
   3,911,807x = 35,807,765,313,681
5. Step 5: Solve for x
   x = 35,807,765,313,681/3,911,807
6. Step 6: Final answer
   x = 9,153,765.85