Finding the Third Proportional to 5,330,296 and 8,187,988

Step by Step Solution

1. Step 1: Write the proportion equation
   5,330,296 : 8,187,988 = 8,187,988 : x
2. Step 2: Convert to fraction form
   5,330,296/8,187,988 = 8,187,988/x
3. Step 3: Cross multiply
   5,330,296x = 8,187,988 × 8,187,988
4. Step 4: Simplify right side
   5,330,296x = 67,043,147,488,144
5. Step 5: Solve for x
   x = 67,043,147,488,144/5,330,296
6. Step 6: Final answer
   x = 12,577,753.18