Finding the Fourth Proportional to 5,153.85, 7,111.89 and 3,029.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,153.85 : 7,111.89 = 3,029.67 : x
2. Step 2: Convert to fraction form
   5,153.85/7,111.89 = 3,029.67/x
3. Step 3: Cross multiply
   5,153.85x = 7,111.89 × 3,029.67
4. Step 4: Simplify right side
   5,153.85x = 21,546,679.78
5. Step 5: Solve for x
   x = 21,546,679.78/5,153.85
6. Step 6: Final answer
   x = 4,180.70