Finding the Third Proportional to 87,405.75 and 131,058

Step by Step Solution

1. Step 1: Write the proportion equation
   87,405.75 : 131,058 = 131,058 : x
2. Step 2: Convert to fraction form
   87,405.75/131,058 = 131,058/x
3. Step 3: Cross multiply
   87,405.75x = 131,058 × 131,058
4. Step 4: Simplify right side
   87,405.75x = 17,176,199,364
5. Step 5: Solve for x
   x = 17,176,199,364/87,405.75
6. Step 6: Final answer
   x = 196,511.09