Finding the Fourth Proportional to 7,123.72, 10,671.22 and 5,965.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,123.72 : 10,671.22 = 5,965.30 : x
2. Step 2: Convert to fraction form
   7,123.72/10,671.22 = 5,965.30/x
3. Step 3: Cross multiply
   7,123.72x = 10,671.22 × 5,965.30
4. Step 4: Simplify right side
   7,123.72x = 63,657,028.67
5. Step 5: Solve for x
   x = 63,657,028.67/7,123.72
6. Step 6: Final answer
   x = 8,935.93