Finding the Fourth Proportional to 3,695.62, 5,100.06 and 2,123.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,695.62 : 5,100.06 = 2,123.68 : x
2. Step 2: Convert to fraction form
   3,695.62/5,100.06 = 2,123.68/x
3. Step 3: Cross multiply
   3,695.62x = 5,100.06 × 2,123.68
4. Step 4: Simplify right side
   3,695.62x = 10,830,895.42
5. Step 5: Solve for x
   x = 10,830,895.42/3,695.62
6. Step 6: Final answer
   x = 2,930.74