Finding the Fourth Proportional to 5,404.06, 7,446.50 and 4,145.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.06 : 7,446.50 = 4,145.06 : x
2. Step 2: Convert to fraction form
   5,404.06/7,446.50 = 4,145.06/x
3. Step 3: Cross multiply
   5,404.06x = 7,446.50 × 4,145.06
4. Step 4: Simplify right side
   5,404.06x = 30,866,189.29
5. Step 5: Solve for x
   x = 30,866,189.29/5,404.06
6. Step 6: Final answer
   x = 5,711.67