Finding the Fourth Proportional to 2,700.79, 3,727.33 and 1,521.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.79 : 3,727.33 = 1,521.83 : x
2. Step 2: Convert to fraction form
   2,700.79/3,727.33 = 1,521.83/x
3. Step 3: Cross multiply
   2,700.79x = 3,727.33 × 1,521.83
4. Step 4: Simplify right side
   2,700.79x = 5,672,368.13
5. Step 5: Solve for x
   x = 5,672,368.13/2,700.79
6. Step 6: Final answer
   x = 2,100.26