Finding the Fourth Proportional to 3,695.60, 5,098.87 and 2,123.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,695.60 : 5,098.87 = 2,123.39 : x
2. Step 2: Convert to fraction form
   3,695.60/5,098.87 = 2,123.39/x
3. Step 3: Cross multiply
   3,695.60x = 5,098.87 × 2,123.39
4. Step 4: Simplify right side
   3,695.60x = 10,826,889.57
5. Step 5: Solve for x
   x = 10,826,889.57/3,695.60
6. Step 6: Final answer
   x = 2,929.67