Finding the Third Proportional to 5,790,536 and 12,723,172

Step by Step Solution

1. Step 1: Write the proportion equation
   5,790,536 : 12,723,172 = 12,723,172 : x
2. Step 2: Convert to fraction form
   5,790,536/12,723,172 = 12,723,172/x
3. Step 3: Cross multiply
   5,790,536x = 12,723,172 × 12,723,172
4. Step 4: Simplify right side
   5,790,536x = 161,879,105,741,584
5. Step 5: Solve for x
   x = 161,879,105,741,584/5,790,536
6. Step 6: Final answer
   x = 27,955,806.81