Finding the Third Proportional to 58,285.69 and 87,144.75

Step by Step Solution

1. Step 1: Write the proportion equation
   58,285.69 : 87,144.75 = 87,144.75 : x
2. Step 2: Convert to fraction form
   58,285.69/87,144.75 = 87,144.75/x
3. Step 3: Cross multiply
   58,285.69x = 87,144.75 × 87,144.75
4. Step 4: Simplify right side
   58,285.69x = 7,594,207,452.56
5. Step 5: Solve for x
   x = 7,594,207,452.56/58,285.69
6. Step 6: Final answer
   x = 130,292.83