Finding the Fourth Proportional to 31,480.53, 43,443.18 and 17,333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,480.53 : 43,443.18 = 17,333.42 : x
2. Step 2: Convert to fraction form
   31,480.53/43,443.18 = 17,333.42/x
3. Step 3: Cross multiply
   31,480.53x = 43,443.18 × 17,333.42
4. Step 4: Simplify right side
   31,480.53x = 753,018,667.86
5. Step 5: Solve for x
   x = 753,018,667.86/31,480.53
6. Step 6: Final answer
   x = 23,920.14