Finding the Fourth Proportional to 5,184.59, 7,152.69 and 2,915.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,184.59 : 7,152.69 = 2,915.40 : x
2. Step 2: Convert to fraction form
   5,184.59/7,152.69 = 2,915.40/x
3. Step 3: Cross multiply
   5,184.59x = 7,152.69 × 2,915.40
4. Step 4: Simplify right side
   5,184.59x = 20,852,952.43
5. Step 5: Solve for x
   x = 20,852,952.43/5,184.59
6. Step 6: Final answer
   x = 4,022.11