Finding the Third Proportional to 87,601.50 and 189,013.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,601.50 : 189,013.50 = 189,013.50 : x
2. Step 2: Convert to fraction form
   87,601.50/189,013.50 = 189,013.50/x
3. Step 3: Cross multiply
   87,601.50x = 189,013.50 × 189,013.50
4. Step 4: Simplify right side
   87,601.50x = 35,726,103,182.25
5. Step 5: Solve for x
   x = 35,726,103,182.25/87,601.50
6. Step 6: Final answer
   x = 407,825.24