Finding the Fourth Proportional to 5,561.45, 8,342.17 and 3,926.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.45 : 8,342.17 = 3,926.67 : x
2. Step 2: Convert to fraction form
   5,561.45/8,342.17 = 3,926.67/x
3. Step 3: Cross multiply
   5,561.45x = 8,342.17 × 3,926.67
4. Step 4: Simplify right side
   5,561.45x = 32,756,948.67
5. Step 5: Solve for x
   x = 32,756,948.67/5,561.45
6. Step 6: Final answer
   x = 5,890.00