Finding the Third Proportional to 187,516.69 and 404,353.69

Step by Step Solution

1. Step 1: Write the proportion equation
   187,516.69 : 404,353.69 = 404,353.69 : x
2. Step 2: Convert to fraction form
   187,516.69/404,353.69 = 404,353.69/x
3. Step 3: Cross multiply
   187,516.69x = 404,353.69 × 404,353.69
4. Step 4: Simplify right side
   187,516.69x = 163,501,904,594.85
5. Step 5: Solve for x
   x = 163,501,904,594.85/187,516.69
6. Step 6: Final answer
   x = 871,932.56