Finding the Fourth Proportional to 1,775.62, 2,661.37 and 1,570.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,775.62 : 2,661.37 = 1,570.60 : x
2. Step 2: Convert to fraction form
   1,775.62/2,661.37 = 1,570.60/x
3. Step 3: Cross multiply
   1,775.62x = 2,661.37 × 1,570.60
4. Step 4: Simplify right side
   1,775.62x = 4,179,947.72
5. Step 5: Solve for x
   x = 4,179,947.72/1,775.62
6. Step 6: Final answer
   x = 2,354.08