Finding the Third Proportional to 58,314.38 and 87,456.38

Step by Step Solution

1. Step 1: Write the proportion equation
   58,314.38 : 87,456.38 = 87,456.38 : x
2. Step 2: Convert to fraction form
   58,314.38/87,456.38 = 87,456.38/x
3. Step 3: Cross multiply
   58,314.38x = 87,456.38 × 87,456.38
4. Step 4: Simplify right side
   58,314.38x = 7,648,617,528.14
5. Step 5: Solve for x
   x = 7,648,617,528.14/58,314.38
6. Step 6: Final answer
   x = 131,161.79