Finding the Third Proportional to 5,258,100 and 8,318,952

Step by Step Solution

1. Step 1: Write the proportion equation
   5,258,100 : 8,318,952 = 8,318,952 : x
2. Step 2: Convert to fraction form
   5,258,100/8,318,952 = 8,318,952/x
3. Step 3: Cross multiply
   5,258,100x = 8,318,952 × 8,318,952
4. Step 4: Simplify right side
   5,258,100x = 69,204,962,378,304
5. Step 5: Solve for x
   x = 69,204,962,378,304/5,258,100
6. Step 6: Final answer
   x = 13,161,591.14