Finding the Fourth Proportional to 2,116.35, 3,175.56 and 1,599.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.35 : 3,175.56 = 1,599.51 : x
2. Step 2: Convert to fraction form
   2,116.35/3,175.56 = 1,599.51/x
3. Step 3: Cross multiply
   2,116.35x = 3,175.56 × 1,599.51
4. Step 4: Simplify right side
   2,116.35x = 5,079,339.98
5. Step 5: Solve for x
   x = 5,079,339.98/2,116.35
6. Step 6: Final answer
   x = 2,400.05