Finding the Fourth Proportional to 5,003.57, 7,510.06 and 2,540.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,003.57 : 7,510.06 = 2,540.16 : x
2. Step 2: Convert to fraction form
   5,003.57/7,510.06 = 2,540.16/x
3. Step 3: Cross multiply
   5,003.57x = 7,510.06 × 2,540.16
4. Step 4: Simplify right side
   5,003.57x = 19,076,754.01
5. Step 5: Solve for x
   x = 19,076,754.01/5,003.57
6. Step 6: Final answer
   x = 3,812.63