Finding the Fourth Proportional to 31,771.59, 43,844.18 and 17,624.31

Step by Step Solution

1. Step 1: Write the proportion equation
   31,771.59 : 43,844.18 = 17,624.31 : x
2. Step 2: Convert to fraction form
   31,771.59/43,844.18 = 17,624.31/x
3. Step 3: Cross multiply
   31,771.59x = 43,844.18 × 17,624.31
4. Step 4: Simplify right side
   31,771.59x = 772,723,331.89
5. Step 5: Solve for x
   x = 772,723,331.89/31,771.59
6. Step 6: Final answer
   x = 24,321.20