Finding the Third Proportional to 5,322,228 and 8,339,391

Step by Step Solution

1. Step 1: Write the proportion equation
   5,322,228 : 8,339,391 = 8,339,391 : x
2. Step 2: Convert to fraction form
   5,322,228/8,339,391 = 8,339,391/x
3. Step 3: Cross multiply
   5,322,228x = 8,339,391 × 8,339,391
4. Step 4: Simplify right side
   5,322,228x = 69,545,442,250,881
5. Step 5: Solve for x
   x = 69,545,442,250,881/5,322,228
6. Step 6: Final answer
   x = 13,066,979.14