Finding the Third Proportional to 61,087 and 132,613.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,087 : 132,613.50 = 132,613.50 : x
2. Step 2: Convert to fraction form
   61,087/132,613.50 = 132,613.50/x
3. Step 3: Cross multiply
   61,087x = 132,613.50 × 132,613.50
4. Step 4: Simplify right side
   61,087x = 17,586,340,382.25
5. Step 5: Solve for x
   x = 17,586,340,382.25/61,087
6. Step 6: Final answer
   x = 287,890.06