Finding the Fourth Proportional to 2,555.57, 3,526.57 and 1,562.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.57 : 3,526.57 = 1,562.51 : x
2. Step 2: Convert to fraction form
   2,555.57/3,526.57 = 1,562.51/x
3. Step 3: Cross multiply
   2,555.57x = 3,526.57 × 1,562.51
4. Step 4: Simplify right side
   2,555.57x = 5,510,300.89
5. Step 5: Solve for x
   x = 5,510,300.89/2,555.57
6. Step 6: Final answer
   x = 2,156.19