Finding the Fourth Proportional to 7,100.56, 10,650.57 and 2,939.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,100.56 : 10,650.57 = 2,939.50 : x
2. Step 2: Convert to fraction form
   7,100.56/10,650.57 = 2,939.50/x
3. Step 3: Cross multiply
   7,100.56x = 10,650.57 × 2,939.50
4. Step 4: Simplify right side
   7,100.56x = 31,307,350.52
5. Step 5: Solve for x
   x = 31,307,350.52/7,100.56
6. Step 6: Final answer
   x = 4,409.14