Finding the Fourth Proportional to 2,535.72, 3,499.43 and 1,416.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,535.72 : 3,499.43 = 1,416.66 : x
2. Step 2: Convert to fraction form
   2,535.72/3,499.43 = 1,416.66/x
3. Step 3: Cross multiply
   2,535.72x = 3,499.43 × 1,416.66
4. Step 4: Simplify right side
   2,535.72x = 4,957,502.50
5. Step 5: Solve for x
   x = 4,957,502.50/2,535.72
6. Step 6: Final answer
   x = 1,955.07