Finding the Fourth Proportional to 105,496.56, 158,244.88 and 31,624.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,496.56 : 158,244.88 = 31,624.56 : x
2. Step 2: Convert to fraction form
   105,496.56/158,244.88 = 31,624.56/x
3. Step 3: Cross multiply
   105,496.56x = 158,244.88 × 31,624.56
4. Step 4: Simplify right side
   105,496.56x = 5,004,424,702.25
5. Step 5: Solve for x
   x = 5,004,424,702.25/105,496.56
6. Step 6: Final answer
   x = 47,436.85