Finding the Fourth Proportional to 7,930.62, 10,942.29 and 5,134.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,930.62 : 10,942.29 = 5,134.50 : x
2. Step 2: Convert to fraction form
   7,930.62/10,942.29 = 5,134.50/x
3. Step 3: Cross multiply
   7,930.62x = 10,942.29 × 5,134.50
4. Step 4: Simplify right side
   7,930.62x = 56,183,188.01
5. Step 5: Solve for x
   x = 56,183,188.01/7,930.62
6. Step 6: Final answer
   x = 7,084.34