Finding the Third Proportional to 5,425,560 and 8,393,370

Step by Step Solution

1. Step 1: Write the proportion equation
   5,425,560 : 8,393,370 = 8,393,370 : x
2. Step 2: Convert to fraction form
   5,425,560/8,393,370 = 8,393,370/x
3. Step 3: Cross multiply
   5,425,560x = 8,393,370 × 8,393,370
4. Step 4: Simplify right side
   5,425,560x = 70,448,659,956,900
5. Step 5: Solve for x
   x = 70,448,659,956,900/5,425,560
6. Step 6: Final answer
   x = 12,984,587.76