Finding the Third Proportional to 187,782.50 and 417,544

Step by Step Solution

1. Step 1: Write the proportion equation
   187,782.50 : 417,544 = 417,544 : x
2. Step 2: Convert to fraction form
   187,782.50/417,544 = 417,544/x
3. Step 3: Cross multiply
   187,782.50x = 417,544 × 417,544
4. Step 4: Simplify right side
   187,782.50x = 174,342,991,936
5. Step 5: Solve for x
   x = 174,342,991,936/187,782.50
6. Step 6: Final answer
   x = 928,430.46