Finding the Fourth Proportional to 31,510.75, 43,485.75 and 17,364.51

Step by Step Solution

1. Step 1: Write the proportion equation
   31,510.75 : 43,485.75 = 17,364.51 : x
2. Step 2: Convert to fraction form
   31,510.75/43,485.75 = 17,364.51/x
3. Step 3: Cross multiply
   31,510.75x = 43,485.75 × 17,364.51
4. Step 4: Simplify right side
   31,510.75x = 755,108,740.73
5. Step 5: Solve for x
   x = 755,108,740.73/31,510.75
6. Step 6: Final answer
   x = 23,963.53