Finding the Fourth Proportional to 31,475.76, 43,436.54 and 17,329.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,475.76 : 43,436.54 = 17,329.50 : x
2. Step 2: Convert to fraction form
   31,475.76/43,436.54 = 17,329.50/x
3. Step 3: Cross multiply
   31,475.76x = 43,436.54 × 17,329.50
4. Step 4: Simplify right side
   31,475.76x = 752,733,519.93
5. Step 5: Solve for x
   x = 752,733,519.93/31,475.76
6. Step 6: Final answer
   x = 23,914.71