Finding the Fourth Proportional to 31,510.60, 43,485.55 and 17,364.35

Step by Step Solution

1. Step 1: Write the proportion equation
   31,510.60 : 43,485.55 = 17,364.35 : x
2. Step 2: Convert to fraction form
   31,510.60/43,485.55 = 17,364.35/x
3. Step 3: Cross multiply
   31,510.60x = 43,485.55 × 17,364.35
4. Step 4: Simplify right side
   31,510.60x = 755,098,310.14
5. Step 5: Solve for x
   x = 755,098,310.14/31,510.60
6. Step 6: Final answer
   x = 23,963.31