Finding the Third Proportional to 87,969.38 and 188,395.88

Step by Step Solution

1. Step 1: Write the proportion equation
   87,969.38 : 188,395.88 = 188,395.88 : x
2. Step 2: Convert to fraction form
   87,969.38/188,395.88 = 188,395.88/x
3. Step 3: Cross multiply
   87,969.38x = 188,395.88 × 188,395.88
4. Step 4: Simplify right side
   87,969.38x = 35,493,005,717.02
5. Step 5: Solve for x
   x = 35,493,005,717.02/87,969.38
6. Step 6: Final answer
   x = 403,470.02