Finding the Fourth Proportional to 2,771.72, 3,824.96 and 1,529.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,771.72 : 3,824.96 = 1,529.72 : x
2. Step 2: Convert to fraction form
   2,771.72/3,824.96 = 1,529.72/x
3. Step 3: Cross multiply
   2,771.72x = 3,824.96 × 1,529.72
4. Step 4: Simplify right side
   2,771.72x = 5,851,117.81
5. Step 5: Solve for x
   x = 5,851,117.81/2,771.72
6. Step 6: Final answer
   x = 2,111.01