Finding the Fourth Proportional to 4,697.50, 7,052.34 and 3,147.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,697.50 : 7,052.34 = 3,147.42 : x
2. Step 2: Convert to fraction form
   4,697.50/7,052.34 = 3,147.42/x
3. Step 3: Cross multiply
   4,697.50x = 7,052.34 × 3,147.42
4. Step 4: Simplify right side
   4,697.50x = 22,196,675.96
5. Step 5: Solve for x
   x = 22,196,675.96/4,697.50
6. Step 6: Final answer
   x = 4,725.21