Finding the Fourth Proportional to 2,700.59, 3,726.86 and 1,521.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.59 : 3,726.86 = 1,521.68 : x
2. Step 2: Convert to fraction form
   2,700.59/3,726.86 = 1,521.68/x
3. Step 3: Cross multiply
   2,700.59x = 3,726.86 × 1,521.68
4. Step 4: Simplify right side
   2,700.59x = 5,671,088.32
5. Step 5: Solve for x
   x = 5,671,088.32/2,700.59
6. Step 6: Final answer
   x = 2,099.94