Finding the Fourth Proportional to 2,648.21, 3,654.47 and 1,529.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.21 : 3,654.47 = 1,529.06 : x
2. Step 2: Convert to fraction form
   2,648.21/3,654.47 = 1,529.06/x
3. Step 3: Cross multiply
   2,648.21x = 3,654.47 × 1,529.06
4. Step 4: Simplify right side
   2,648.21x = 5,587,877.98
5. Step 5: Solve for x
   x = 5,587,877.98/2,648.21
6. Step 6: Final answer
   x = 2,110.06