Finding the Fourth Proportional to 7,317.46, 10,102.71 and 5,078.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,317.46 : 10,102.71 = 5,078.62 : x
2. Step 2: Convert to fraction form
   7,317.46/10,102.71 = 5,078.62/x
3. Step 3: Cross multiply
   7,317.46x = 10,102.71 × 5,078.62
4. Step 4: Simplify right side
   7,317.46x = 51,307,825.06
5. Step 5: Solve for x
   x = 51,307,825.06/7,317.46
6. Step 6: Final answer
   x = 7,011.70