Finding the Third Proportional to 158,787 and 211,693.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,787 : 211,693.50 = 211,693.50 : x
2. Step 2: Convert to fraction form
   158,787/211,693.50 = 211,693.50/x
3. Step 3: Cross multiply
   158,787x = 211,693.50 × 211,693.50
4. Step 4: Simplify right side
   158,787x = 44,814,137,942.25
5. Step 5: Solve for x
   x = 44,814,137,942.25/158,787
6. Step 6: Final answer
   x = 282,228.00