Finding the Third Proportional to 87,826.50 and 188,973.56

Step by Step Solution

1. Step 1: Write the proportion equation
   87,826.50 : 188,973.56 = 188,973.56 : x
2. Step 2: Convert to fraction form
   87,826.50/188,973.56 = 188,973.56/x
3. Step 3: Cross multiply
   87,826.50x = 188,973.56 × 188,973.56
4. Step 4: Simplify right side
   87,826.50x = 35,711,007,323.94
5. Step 5: Solve for x
   x = 35,711,007,323.94/87,826.50
6. Step 6: Final answer
   x = 406,608.57