Finding the Fourth Proportional to 2,656.21, 3,665.58 and 1,477.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.21 : 3,665.58 = 1,477.28 : x
2. Step 2: Convert to fraction form
   2,656.21/3,665.58 = 1,477.28/x
3. Step 3: Cross multiply
   2,656.21x = 3,665.58 × 1,477.28
4. Step 4: Simplify right side
   2,656.21x = 5,415,088.02
5. Step 5: Solve for x
   x = 5,415,088.02/2,656.21
6. Step 6: Final answer
   x = 2,038.65