Finding the Fourth Proportional to 31,097.25, 42,914.21 and 16,950.20

Step by Step Solution

1. Step 1: Write the proportion equation
   31,097.25 : 42,914.21 = 16,950.20 : x
2. Step 2: Convert to fraction form
   31,097.25/42,914.21 = 16,950.20/x
3. Step 3: Cross multiply
   31,097.25x = 42,914.21 × 16,950.20
4. Step 4: Simplify right side
   31,097.25x = 727,404,143.02
5. Step 5: Solve for x
   x = 727,404,143.02/31,097.25
6. Step 6: Final answer
   x = 23,391.27