Finding the Fourth Proportional to 2,635.02, 3,636.22 and 1,572.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,635.02 : 3,636.22 = 1,572.96 : x
2. Step 2: Convert to fraction form
   2,635.02/3,636.22 = 1,572.96/x
3. Step 3: Cross multiply
   2,635.02x = 3,636.22 × 1,572.96
4. Step 4: Simplify right side
   2,635.02x = 5,719,610.43
5. Step 5: Solve for x
   x = 5,719,610.43/2,635.02
6. Step 6: Final answer
   x = 2,170.62