Finding the Fourth Proportional to 124,993.59, 187,491.60 and 31,499.34

Step by Step Solution

1. Step 1: Write the proportion equation
   124,993.59 : 187,491.60 = 31,499.34 : x
2. Step 2: Convert to fraction form
   124,993.59/187,491.60 = 31,499.34/x
3. Step 3: Cross multiply
   124,993.59x = 187,491.60 × 31,499.34
4. Step 4: Simplify right side
   124,993.59x = 5,905,861,655.54
5. Step 5: Solve for x
   x = 5,905,861,655.54/124,993.59
6. Step 6: Final answer
   x = 47,249.32