Finding the Fourth Proportional to 2,610.71, 3,602.85 and 1,563.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.71 : 3,602.85 = 1,563.38 : x
2. Step 2: Convert to fraction form
   2,610.71/3,602.85 = 1,563.38/x
3. Step 3: Cross multiply
   2,610.71x = 3,602.85 × 1,563.38
4. Step 4: Simplify right side
   2,610.71x = 5,632,623.63
5. Step 5: Solve for x
   x = 5,632,623.63/2,610.71
6. Step 6: Final answer
   x = 2,157.51