Finding the Fourth Proportional to 31,599.82, 47,456.17 and 30,329.91

Step by Step Solution

1. Step 1: Write the proportion equation
   31,599.82 : 47,456.17 = 30,329.91 : x
2. Step 2: Convert to fraction form
   31,599.82/47,456.17 = 30,329.91/x
3. Step 3: Cross multiply
   31,599.82x = 47,456.17 × 30,329.91
4. Step 4: Simplify right side
   31,599.82x = 1,439,341,127.76
5. Step 5: Solve for x
   x = 1,439,341,127.76/31,599.82
6. Step 6: Final answer
   x = 45,549.04