Finding the Fourth Proportional to 2,411.30, 3,328.16 and 1,570.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.30 : 3,328.16 = 1,570.55 : x
2. Step 2: Convert to fraction form
   2,411.30/3,328.16 = 1,570.55/x
3. Step 3: Cross multiply
   2,411.30x = 3,328.16 × 1,570.55
4. Step 4: Simplify right side
   2,411.30x = 5,227,017.19
5. Step 5: Solve for x
   x = 5,227,017.19/2,411.30
6. Step 6: Final answer
   x = 2,167.72