Finding the Third Proportional to 4,113,508 and 8,427,464

Step by Step Solution

1. Step 1: Write the proportion equation
   4,113,508 : 8,427,464 = 8,427,464 : x
2. Step 2: Convert to fraction form
   4,113,508/8,427,464 = 8,427,464/x
3. Step 3: Cross multiply
   4,113,508x = 8,427,464 × 8,427,464
4. Step 4: Simplify right side
   4,113,508x = 71,022,149,471,296
5. Step 5: Solve for x
   x = 71,022,149,471,296/4,113,508
6. Step 6: Final answer
   x = 17,265,591.67