Finding the Fourth Proportional to 1,507.59, 2,258.29 and 889.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.59 : 2,258.29 = 889.42 : x
2. Step 2: Convert to fraction form
   1,507.59/2,258.29 = 889.42/x
3. Step 3: Cross multiply
   1,507.59x = 2,258.29 × 889.42
4. Step 4: Simplify right side
   1,507.59x = 2,008,563.84
5. Step 5: Solve for x
   x = 2,008,563.84/1,507.59
6. Step 6: Final answer
   x = 1,332.31