Finding the Fourth Proportional to 2,555.67, 3,526.79 and 1,507.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.67 : 3,526.79 = 1,507.71 : x
2. Step 2: Convert to fraction form
   2,555.67/3,526.79 = 1,507.71/x
3. Step 3: Cross multiply
   2,555.67x = 3,526.79 × 1,507.71
4. Step 4: Simplify right side
   2,555.67x = 5,317,369.01
5. Step 5: Solve for x
   x = 5,317,369.01/2,555.67
6. Step 6: Final answer
   x = 2,080.62