Finding the Fourth Proportional to 2,353.56, 3,248.51 and 1,607.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.56 : 3,248.51 = 1,607.82 : x
2. Step 2: Convert to fraction form
   2,353.56/3,248.51 = 1,607.82/x
3. Step 3: Cross multiply
   2,353.56x = 3,248.51 × 1,607.82
4. Step 4: Simplify right side
   2,353.56x = 5,223,011.31
5. Step 5: Solve for x
   x = 5,223,011.31/2,353.56
6. Step 6: Final answer
   x = 2,219.20