Finding the Third Proportional to 5,613.75 and 12,156.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,613.75 : 12,156.75 = 12,156.75 : x
2. Step 2: Convert to fraction form
   5,613.75/12,156.75 = 12,156.75/x
3. Step 3: Cross multiply
   5,613.75x = 12,156.75 × 12,156.75
4. Step 4: Simplify right side
   5,613.75x = 147,786,570.56
5. Step 5: Solve for x
   x = 147,786,570.56/5,613.75
6. Step 6: Final answer
   x = 26,325.82