Finding the Fourth Proportional to 2,347.16, 3,518.88 and 1,614.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.16 : 3,518.88 = 1,614.56 : x
2. Step 2: Convert to fraction form
   2,347.16/3,518.88 = 1,614.56/x
3. Step 3: Cross multiply
   2,347.16x = 3,518.88 × 1,614.56
4. Step 4: Simplify right side
   2,347.16x = 5,681,442.89
5. Step 5: Solve for x
   x = 5,681,442.89/2,347.16
6. Step 6: Final answer
   x = 2,420.56