Finding the Fourth Proportional to 35,856.72, 49,480.74 and 19,940.76

Step by Step Solution

1. Step 1: Write the proportion equation
   35,856.72 : 49,480.74 = 19,940.76 : x
2. Step 2: Convert to fraction form
   35,856.72/49,480.74 = 19,940.76/x
3. Step 3: Cross multiply
   35,856.72x = 49,480.74 × 19,940.76
4. Step 4: Simplify right side
   35,856.72x = 986,683,560.96
5. Step 5: Solve for x
   x = 986,683,560.96/35,856.72
6. Step 6: Final answer
   x = 27,517.40