Finding the Fourth Proportional to 2,648.71, 3,655.16 and 1,529.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.71 : 3,655.16 = 1,529.56 : x
2. Step 2: Convert to fraction form
   2,648.71/3,655.16 = 1,529.56/x
3. Step 3: Cross multiply
   2,648.71x = 3,655.16 × 1,529.56
4. Step 4: Simplify right side
   2,648.71x = 5,590,760.61
5. Step 5: Solve for x
   x = 5,590,760.61/2,648.71
6. Step 6: Final answer
   x = 2,110.75