Finding the Fourth Proportional to 31,612.37, 43,624.56 and 17,271.89

Step by Step Solution

1. Step 1: Write the proportion equation
   31,612.37 : 43,624.56 = 17,271.89 : x
2. Step 2: Convert to fraction form
   31,612.37/43,624.56 = 17,271.89/x
3. Step 3: Cross multiply
   31,612.37x = 43,624.56 × 17,271.89
4. Step 4: Simplify right side
   31,612.37x = 753,478,802.28
5. Step 5: Solve for x
   x = 753,478,802.28/31,612.37
6. Step 6: Final answer
   x = 23,834.93