Finding the Fourth Proportional to 2,700.28, 3,726.12 and 1,521.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.28 : 3,726.12 = 1,521.56 : x
2. Step 2: Convert to fraction form
   2,700.28/3,726.12 = 1,521.56/x
3. Step 3: Cross multiply
   2,700.28x = 3,726.12 × 1,521.56
4. Step 4: Simplify right side
   2,700.28x = 5,669,515.15
5. Step 5: Solve for x
   x = 5,669,515.15/2,700.28
6. Step 6: Final answer
   x = 2,099.60