Finding the Fourth Proportional to 5,419.50, 7,478.94 and 2,935.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,419.50 : 7,478.94 = 2,935.50 : x
2. Step 2: Convert to fraction form
   5,419.50/7,478.94 = 2,935.50/x
3. Step 3: Cross multiply
   5,419.50x = 7,478.94 × 2,935.50
4. Step 4: Simplify right side
   5,419.50x = 21,954,428.37
5. Step 5: Solve for x
   x = 21,954,428.37/5,419.50
6. Step 6: Final answer
   x = 4,051.01