Finding the Fourth Proportional to 5,436.72, 7,502.70 and 2,952.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,436.72 : 7,502.70 = 2,952.72 : x
2. Step 2: Convert to fraction form
   5,436.72/7,502.70 = 2,952.72/x
3. Step 3: Cross multiply
   5,436.72x = 7,502.70 × 2,952.72
4. Step 4: Simplify right side
   5,436.72x = 22,153,372.34
5. Step 5: Solve for x
   x = 22,153,372.34/5,436.72
6. Step 6: Final answer
   x = 4,074.77