Finding the Fourth Proportional to 31,920.89, 44,050.91 and 17,580.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,920.89 : 44,050.91 = 17,580.38 : x
2. Step 2: Convert to fraction form
   31,920.89/44,050.91 = 17,580.38/x
3. Step 3: Cross multiply
   31,920.89x = 44,050.91 × 17,580.38
4. Step 4: Simplify right side
   31,920.89x = 774,431,428.99
5. Step 5: Solve for x
   x = 774,431,428.99/31,920.89
6. Step 6: Final answer
   x = 24,260.96