Finding the Fourth Proportional to 31,944.02, 47,879.69 and 19,436.47

Step by Step Solution

1. Step 1: Write the proportion equation
   31,944.02 : 47,879.69 = 19,436.47 : x
2. Step 2: Convert to fraction form
   31,944.02/47,879.69 = 19,436.47/x
3. Step 3: Cross multiply
   31,944.02x = 47,879.69 × 19,436.47
4. Step 4: Simplify right side
   31,944.02x = 930,611,821.71
5. Step 5: Solve for x
   x = 930,611,821.71/31,944.02
6. Step 6: Final answer
   x = 29,132.58