Finding the Fourth Proportional to 31,559.98, 47,331.78 and 9,368.14

Step by Step Solution

1. Step 1: Write the proportion equation
   31,559.98 : 47,331.78 = 9,368.14 : x
2. Step 2: Convert to fraction form
   31,559.98/47,331.78 = 9,368.14/x
3. Step 3: Cross multiply
   31,559.98x = 47,331.78 × 9,368.14
4. Step 4: Simplify right side
   31,559.98x = 443,410,741.49
5. Step 5: Solve for x
   x = 443,410,741.49/31,559.98
6. Step 6: Final answer
   x = 14,049.78