Finding the Third Proportional to 187,524 and 404,572.50

Step by Step Solution

1. Step 1: Write the proportion equation
   187,524 : 404,572.50 = 404,572.50 : x
2. Step 2: Convert to fraction form
   187,524/404,572.50 = 404,572.50/x
3. Step 3: Cross multiply
   187,524x = 404,572.50 × 404,572.50
4. Step 4: Simplify right side
   187,524x = 163,678,907,756.25
5. Step 5: Solve for x
   x = 163,678,907,756.25/187,524
6. Step 6: Final answer
   x = 872,842.45