Finding the Fourth Proportional to 3,659.60, 5,050.33 and 2,066.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,659.60 : 5,050.33 = 2,066.58 : x
2. Step 2: Convert to fraction form
   3,659.60/5,050.33 = 2,066.58/x
3. Step 3: Cross multiply
   3,659.60x = 5,050.33 × 2,066.58
4. Step 4: Simplify right side
   3,659.60x = 10,436,905.80
5. Step 5: Solve for x
   x = 10,436,905.80/3,659.60
6. Step 6: Final answer
   x = 2,851.92