Finding the Fourth Proportional to 31,963.86, 44,105.85 and 19,386.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,963.86 : 44,105.85 = 19,386.18 : x
2. Step 2: Convert to fraction form
   31,963.86/44,105.85 = 19,386.18/x
3. Step 3: Cross multiply
   31,963.86x = 44,105.85 × 19,386.18
4. Step 4: Simplify right side
   31,963.86x = 855,043,947.15
5. Step 5: Solve for x
   x = 855,043,947.15/31,963.86
6. Step 6: Final answer
   x = 26,750.33