Finding the Fourth Proportional to 124,756.56, 187,131.60 and 31,263.12

Step by Step Solution

1. Step 1: Write the proportion equation
   124,756.56 : 187,131.60 = 31,263.12 : x
2. Step 2: Convert to fraction form
   124,756.56/187,131.60 = 31,263.12/x
3. Step 3: Cross multiply
   124,756.56x = 187,131.60 × 31,263.12
4. Step 4: Simplify right side
   124,756.56x = 5,850,317,666.59
5. Step 5: Solve for x
   x = 5,850,317,666.59/124,756.56
6. Step 6: Final answer
   x = 46,893.87