Finding the Fourth Proportional to 2,665.28, 3,677.60 and 1,486.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.28 : 3,677.60 = 1,486.32 : x
2. Step 2: Convert to fraction form
   2,665.28/3,677.60 = 1,486.32/x
3. Step 3: Cross multiply
   2,665.28x = 3,677.60 × 1,486.32
4. Step 4: Simplify right side
   2,665.28x = 5,466,090.43
5. Step 5: Solve for x
   x = 5,466,090.43/2,665.28
6. Step 6: Final answer
   x = 2,050.85