Finding the Fourth Proportional to 2,819.57, 3,892.37 and 1,876.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819.57 : 3,892.37 = 1,876.93 : x
2. Step 2: Convert to fraction form
   2,819.57/3,892.37 = 1,876.93/x
3. Step 3: Cross multiply
   2,819.57x = 3,892.37 × 1,876.93
4. Step 4: Simplify right side
   2,819.57x = 7,305,706.02
5. Step 5: Solve for x
   x = 7,305,706.02/2,819.57
6. Step 6: Final answer
   x = 2,591.07