Finding the Third Proportional to 27,813 and 43,069.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,813 : 43,069.50 = 43,069.50 : x
2. Step 2: Convert to fraction form
   27,813/43,069.50 = 43,069.50/x
3. Step 3: Cross multiply
   27,813x = 43,069.50 × 43,069.50
4. Step 4: Simplify right side
   27,813x = 1,854,981,830.25
5. Step 5: Solve for x
   x = 1,854,981,830.25/27,813
6. Step 6: Final answer
   x = 66,694.78