Finding the Fourth Proportional to 83,238.54, 124,538.32 and 47,716.89

Step by Step Solution

1. Step 1: Write the proportion equation
   83,238.54 : 124,538.32 = 47,716.89 : x
2. Step 2: Convert to fraction form
   83,238.54/124,538.32 = 47,716.89/x
3. Step 3: Cross multiply
   83,238.54x = 124,538.32 × 47,716.89
4. Step 4: Simplify right side
   83,238.54x = 5,942,581,316.22
5. Step 5: Solve for x
   x = 5,942,581,316.22/83,238.54
6. Step 6: Final answer
   x = 71,392.19