Finding the Third Proportional to 131,626.69 and 211,975.31

Step by Step Solution

1. Step 1: Write the proportion equation
   131,626.69 : 211,975.31 = 211,975.31 : x
2. Step 2: Convert to fraction form
   131,626.69/211,975.31 = 211,975.31/x
3. Step 3: Cross multiply
   131,626.69x = 211,975.31 × 211,975.31
4. Step 4: Simplify right side
   131,626.69x = 44,933,533,109.47
5. Step 5: Solve for x
   x = 44,933,533,109.47/131,626.69
6. Step 6: Final answer
   x = 341,370.99