Finding the Fourth Proportional to 2,645.81, 3,650.92 and 1,526.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645.81 : 3,650.92 = 1,526.69 : x
2. Step 2: Convert to fraction form
   2,645.81/3,650.92 = 1,526.69/x
3. Step 3: Cross multiply
   2,645.81x = 3,650.92 × 1,526.69
4. Step 4: Simplify right side
   2,645.81x = 5,573,811.28
5. Step 5: Solve for x
   x = 5,573,811.28/2,645.81
6. Step 6: Final answer
   x = 2,106.65