Finding the Third Proportional to 3,158,118 and 4,516,245

Step by Step Solution

1. Step 1: Write the proportion equation
   3,158,118 : 4,516,245 = 4,516,245 : x
2. Step 2: Convert to fraction form
   3,158,118/4,516,245 = 4,516,245/x
3. Step 3: Cross multiply
   3,158,118x = 4,516,245 × 4,516,245
4. Step 4: Simplify right side
   3,158,118x = 20,396,468,900,025
5. Step 5: Solve for x
   x = 20,396,468,900,025/3,158,118
6. Step 6: Final answer
   x = 6,458,425.21