Finding the Fourth Proportional to 7,480.85, 10,323.52 and 4,123.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,480.85 : 10,323.52 = 4,123.67 : x
2. Step 2: Convert to fraction form
   7,480.85/10,323.52 = 4,123.67/x
3. Step 3: Cross multiply
   7,480.85x = 10,323.52 × 4,123.67
4. Step 4: Simplify right side
   7,480.85x = 42,570,769.10
5. Step 5: Solve for x
   x = 42,570,769.10/7,480.85
6. Step 6: Final answer
   x = 5,690.63