Finding the Fourth Proportional to 2,616.42, 3,610.68 and 1,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.42 : 3,610.68 = 1,437.50 : x
2. Step 2: Convert to fraction form
   2,616.42/3,610.68 = 1,437.50/x
3. Step 3: Cross multiply
   2,616.42x = 3,610.68 × 1,437.50
4. Step 4: Simplify right side
   2,616.42x = 5,190,352.50
5. Step 5: Solve for x
   x = 5,190,352.50/2,616.42
6. Step 6: Final answer
   x = 1,983.76