Finding the Third Proportional to 187,078.50 and 409,092

Step by Step Solution

1. Step 1: Write the proportion equation
   187,078.50 : 409,092 = 409,092 : x
2. Step 2: Convert to fraction form
   187,078.50/409,092 = 409,092/x
3. Step 3: Cross multiply
   187,078.50x = 409,092 × 409,092
4. Step 4: Simplify right side
   187,078.50x = 167,356,264,464
5. Step 5: Solve for x
   x = 167,356,264,464/187,078.50
6. Step 6: Final answer
   x = 894,577.75