Finding the Fourth Proportional to 2,066.64, 3,100.98 and 1,521.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.64 : 3,100.98 = 1,521.26 : x
2. Step 2: Convert to fraction form
   2,066.64/3,100.98 = 1,521.26/x
3. Step 3: Cross multiply
   2,066.64x = 3,100.98 × 1,521.26
4. Step 4: Simplify right side
   2,066.64x = 4,717,389.94
5. Step 5: Solve for x
   x = 4,717,389.94/2,066.64
6. Step 6: Final answer
   x = 2,282.64