Finding the Fourth Proportional to 5,454.72, 7,527.60 and 2,970.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,454.72 : 7,527.60 = 2,970.72 : x
2. Step 2: Convert to fraction form
   5,454.72/7,527.60 = 2,970.72/x
3. Step 3: Cross multiply
   5,454.72x = 7,527.60 × 2,970.72
4. Step 4: Simplify right side
   5,454.72x = 22,362,391.87
5. Step 5: Solve for x
   x = 22,362,391.87/5,454.72
6. Step 6: Final answer
   x = 4,099.64