Finding the Third Proportional to 3,908,964 and 5,979,684

Step by Step Solution

1. Step 1: Write the proportion equation
   3,908,964 : 5,979,684 = 5,979,684 : x
2. Step 2: Convert to fraction form
   3,908,964/5,979,684 = 5,979,684/x
3. Step 3: Cross multiply
   3,908,964x = 5,979,684 × 5,979,684
4. Step 4: Simplify right side
   3,908,964x = 35,756,620,739,856
5. Step 5: Solve for x
   x = 35,756,620,739,856/3,908,964
6. Step 6: Final answer
   x = 9,147,339.48