Finding the Fourth Proportional to 2,648.90, 3,656.14 and 1,529.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.90 : 3,656.14 = 1,529.96 : x
2. Step 2: Convert to fraction form
   2,648.90/3,656.14 = 1,529.96/x
3. Step 3: Cross multiply
   2,648.90x = 3,656.14 × 1,529.96
4. Step 4: Simplify right side
   2,648.90x = 5,593,725.85
5. Step 5: Solve for x
   x = 5,593,725.85/2,648.90
6. Step 6: Final answer
   x = 2,111.71