Finding the Fourth Proportional to 105,900.75, 158,865.98 and 31,026.24

Step by Step Solution

1. Step 1: Write the proportion equation
   105,900.75 : 158,865.98 = 31,026.24 : x
2. Step 2: Convert to fraction form
   105,900.75/158,865.98 = 31,026.24/x
3. Step 3: Cross multiply
   105,900.75x = 158,865.98 × 31,026.24
4. Step 4: Simplify right side
   105,900.75x = 4,929,013,868.18
5. Step 5: Solve for x
   x = 4,929,013,868.18/105,900.75
6. Step 6: Final answer
   x = 46,543.71