Finding the Third Proportional to 61,069.50 and 132,581.25

Step by Step Solution

1. Step 1: Write the proportion equation
   61,069.50 : 132,581.25 = 132,581.25 : x
2. Step 2: Convert to fraction form
   61,069.50/132,581.25 = 132,581.25/x
3. Step 3: Cross multiply
   61,069.50x = 132,581.25 × 132,581.25
4. Step 4: Simplify right side
   61,069.50x = 17,577,787,851.56
5. Step 5: Solve for x
   x = 17,577,787,851.56/61,069.50
6. Step 6: Final answer
   x = 287,832.52