Finding the Fourth Proportional to 4,938.82, 7,405.35 and 2,882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,938.82 : 7,405.35 = 2,882.50 : x
2. Step 2: Convert to fraction form
   4,938.82/7,405.35 = 2,882.50/x
3. Step 3: Cross multiply
   4,938.82x = 7,405.35 × 2,882.50
4. Step 4: Simplify right side
   4,938.82x = 21,345,921.38
5. Step 5: Solve for x
   x = 21,345,921.38/4,938.82
6. Step 6: Final answer
   x = 4,322.07