Finding the Fourth Proportional to 124,942.50, 187,399.98 and 31,448.25

Step by Step Solution

1. Step 1: Write the proportion equation
   124,942.50 : 187,399.98 = 31,448.25 : x
2. Step 2: Convert to fraction form
   124,942.50/187,399.98 = 31,448.25/x
3. Step 3: Cross multiply
   124,942.50x = 187,399.98 × 31,448.25
4. Step 4: Simplify right side
   124,942.50x = 5,893,401,421.04
5. Step 5: Solve for x
   x = 5,893,401,421.04/124,942.50
6. Step 6: Final answer
   x = 47,168.91