Finding the Fourth Proportional to 2,087.84, 2,880.96 and 1,156.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.84 : 2,880.96 = 1,156.52 : x
2. Step 2: Convert to fraction form
   2,087.84/2,880.96 = 1,156.52/x
3. Step 3: Cross multiply
   2,087.84x = 2,880.96 × 1,156.52
4. Step 4: Simplify right side
   2,087.84x = 3,331,887.86
5. Step 5: Solve for x
   x = 3,331,887.86/2,087.84
6. Step 6: Final answer
   x = 1,595.85