Finding the Third Proportional to 5,333,530 and 8,472,687

Step by Step Solution

1. Step 1: Write the proportion equation
   5,333,530 : 8,472,687 = 8,472,687 : x
2. Step 2: Convert to fraction form
   5,333,530/8,472,687 = 8,472,687/x
3. Step 3: Cross multiply
   5,333,530x = 8,472,687 × 8,472,687
4. Step 4: Simplify right side
   5,333,530x = 71,786,424,999,969
5. Step 5: Solve for x
   x = 71,786,424,999,969/5,333,530
6. Step 6: Final answer
   x = 13,459,458.37