Finding the Fourth Proportional to 105,754.50, 158,636.07 and 26,870.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,754.50 : 158,636.07 = 26,870.76 : x
2. Step 2: Convert to fraction form
   105,754.50/158,636.07 = 26,870.76/x
3. Step 3: Cross multiply
   105,754.50x = 158,636.07 × 26,870.76
4. Step 4: Simplify right side
   105,754.50x = 4,262,671,764.31
5. Step 5: Solve for x
   x = 4,262,671,764.31/105,754.50
6. Step 6: Final answer
   x = 40,307.24