Finding the Third Proportional to 5,690,400 and 8,725,068

Step by Step Solution

1. Step 1: Write the proportion equation
   5,690,400 : 8,725,068 = 8,725,068 : x
2. Step 2: Convert to fraction form
   5,690,400/8,725,068 = 8,725,068/x
3. Step 3: Cross multiply
   5,690,400x = 8,725,068 × 8,725,068
4. Step 4: Simplify right side
   5,690,400x = 76,126,811,604,624
5. Step 5: Solve for x
   x = 76,126,811,604,624/5,690,400
6. Step 6: Final answer
   x = 13,378,112.54