Finding the Fourth Proportional to 124,906.50, 187,345.98 and 31,412.25

Step by Step Solution

1. Step 1: Write the proportion equation
   124,906.50 : 187,345.98 = 31,412.25 : x
2. Step 2: Convert to fraction form
   124,906.50/187,345.98 = 31,412.25/x
3. Step 3: Cross multiply
   124,906.50x = 187,345.98 × 31,412.25
4. Step 4: Simplify right side
   124,906.50x = 5,884,958,760.26
5. Step 5: Solve for x
   x = 5,884,958,760.26/124,906.50
6. Step 6: Final answer
   x = 47,114.91