Finding the Fourth Proportional to 2,478.17, 3,709.51 and 1,599.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,478.17 : 3,709.51 = 1,599.50 : x
2. Step 2: Convert to fraction form
   2,478.17/3,709.51 = 1,599.50/x
3. Step 3: Cross multiply
   2,478.17x = 3,709.51 × 1,599.50
4. Step 4: Simplify right side
   2,478.17x = 5,933,353.25
5. Step 5: Solve for x
   x = 5,933,353.25/2,478.17
6. Step 6: Final answer
   x = 2,394.25