Finding the Fourth Proportional to 1,574.01, 2,172.25 and 944.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574.01 : 2,172.25 = 944.56 : x
2. Step 2: Convert to fraction form
   1,574.01/2,172.25 = 944.56/x
3. Step 3: Cross multiply
   1,574.01x = 2,172.25 × 944.56
4. Step 4: Simplify right side
   1,574.01x = 2,051,815.74
5. Step 5: Solve for x
   x = 2,051,815.74/1,574.01
6. Step 6: Final answer
   x = 1,303.56