Finding the Fourth Proportional to 7,311.83, 10,969.43 and 2,381.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,311.83 : 10,969.43 = 2,381.45 : x
2. Step 2: Convert to fraction form
   7,311.83/10,969.43 = 2,381.45/x
3. Step 3: Cross multiply
   7,311.83x = 10,969.43 × 2,381.45
4. Step 4: Simplify right side
   7,311.83x = 26,123,082.32
5. Step 5: Solve for x
   x = 26,123,082.32/7,311.83
6. Step 6: Final answer
   x = 3,572.72