Finding the Third Proportional to 30,243 and 51,709.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,243 : 51,709.50 = 51,709.50 : x
2. Step 2: Convert to fraction form
   30,243/51,709.50 = 51,709.50/x
3. Step 3: Cross multiply
   30,243x = 51,709.50 × 51,709.50
4. Step 4: Simplify right side
   30,243x = 2,673,872,390.25
5. Step 5: Solve for x
   x = 2,673,872,390.25/30,243
6. Step 6: Final answer
   x = 88,412.93