Finding the Fourth Proportional to 51,960.76, 71,705.46 and 40,641.82

Step by Step Solution

1. Step 1: Write the proportion equation
   51,960.76 : 71,705.46 = 40,641.82 : x
2. Step 2: Convert to fraction form
   51,960.76/71,705.46 = 40,641.82/x
3. Step 3: Cross multiply
   51,960.76x = 71,705.46 × 40,641.82
4. Step 4: Simplify right side
   51,960.76x = 2,914,240,398.34
5. Step 5: Solve for x
   x = 2,914,240,398.34/51,960.76
6. Step 6: Final answer
   x = 56,085.41