Finding the Third Proportional to 5,553,288 and 8,389,102

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553,288 : 8,389,102 = 8,389,102 : x
2. Step 2: Convert to fraction form
   5,553,288/8,389,102 = 8,389,102/x
3. Step 3: Cross multiply
   5,553,288x = 8,389,102 × 8,389,102
4. Step 4: Simplify right side
   5,553,288x = 70,377,032,366,404
5. Step 5: Solve for x
   x = 70,377,032,366,404/5,553,288
6. Step 6: Final answer
   x = 12,673,038.45