Finding the Fourth Proportional to 31,095.24, 42,911.42 and 16,948.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,095.24 : 42,911.42 = 16,948.10 : x
2. Step 2: Convert to fraction form
   31,095.24/42,911.42 = 16,948.10/x
3. Step 3: Cross multiply
   31,095.24x = 42,911.42 × 16,948.10
4. Step 4: Simplify right side
   31,095.24x = 727,266,738.00
5. Step 5: Solve for x
   x = 727,266,738.00/31,095.24
6. Step 6: Final answer
   x = 23,388.36