Finding the Third Proportional to 87,169.50 and 189,006

Step by Step Solution

1. Step 1: Write the proportion equation
   87,169.50 : 189,006 = 189,006 : x
2. Step 2: Convert to fraction form
   87,169.50/189,006 = 189,006/x
3. Step 3: Cross multiply
   87,169.50x = 189,006 × 189,006
4. Step 4: Simplify right side
   87,169.50x = 35,723,268,036
5. Step 5: Solve for x
   x = 35,723,268,036/87,169.50
6. Step 6: Final answer
   x = 409,813.85