Finding the Fourth Proportional to 22,935.56, 34,408.76 and 7,139.85

Step by Step Solution

1. Step 1: Write the proportion equation
   22,935.56 : 34,408.76 = 7,139.85 : x
2. Step 2: Convert to fraction form
   22,935.56/34,408.76 = 7,139.85/x
3. Step 3: Cross multiply
   22,935.56x = 34,408.76 × 7,139.85
4. Step 4: Simplify right side
   22,935.56x = 245,673,349.39
5. Step 5: Solve for x
   x = 245,673,349.39/22,935.56
6. Step 6: Final answer
   x = 10,711.46