Finding the Fourth Proportional to 2,665.21, 3,677.82 and 1,470.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.21 : 3,677.82 = 1,470.21 : x
2. Step 2: Convert to fraction form
   2,665.21/3,677.82 = 1,470.21/x
3. Step 3: Cross multiply
   2,665.21x = 3,677.82 × 1,470.21
4. Step 4: Simplify right side
   2,665.21x = 5,407,174.29
5. Step 5: Solve for x
   x = 5,407,174.29/2,665.21
6. Step 6: Final answer
   x = 2,028.80