Finding the Third Proportional to 59,185.50 and 87,878.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,185.50 : 87,878.25 = 87,878.25 : x
2. Step 2: Convert to fraction form
   59,185.50/87,878.25 = 87,878.25/x
3. Step 3: Cross multiply
   59,185.50x = 87,878.25 × 87,878.25
4. Step 4: Simplify right side
   59,185.50x = 7,722,586,823.06
5. Step 5: Solve for x
   x = 7,722,586,823.06/59,185.50
6. Step 6: Final answer
   x = 130,481.06