Finding the Fourth Proportional to 1,596.11, 2,199.89 and 1,374.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,596.11 : 2,199.89 = 1,374.17 : x
2. Step 2: Convert to fraction form
   1,596.11/2,199.89 = 1,374.17/x
3. Step 3: Cross multiply
   1,596.11x = 2,199.89 × 1,374.17
4. Step 4: Simplify right side
   1,596.11x = 3,023,015.28
5. Step 5: Solve for x
   x = 3,023,015.28/1,596.11
6. Step 6: Final answer
   x = 1,894.00