Finding the Fourth Proportional to 10,202.17, 15,301.24 and 2,804.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,202.17 : 15,301.24 = 2,804.72 : x
2. Step 2: Convert to fraction form
   10,202.17/15,301.24 = 2,804.72/x
3. Step 3: Cross multiply
   10,202.17x = 15,301.24 × 2,804.72
4. Step 4: Simplify right side
   10,202.17x = 42,915,693.85
5. Step 5: Solve for x
   x = 42,915,693.85/10,202.17
6. Step 6: Final answer
   x = 4,206.53