Finding the Fourth Proportional to 1,532.89, 2,115.01 and 903.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,532.89 : 2,115.01 = 903.37 : x
2. Step 2: Convert to fraction form
   1,532.89/2,115.01 = 903.37/x
3. Step 3: Cross multiply
   1,532.89x = 2,115.01 × 903.37
4. Step 4: Simplify right side
   1,532.89x = 1,910,626.01
5. Step 5: Solve for x
   x = 1,910,626.01/1,532.89
6. Step 6: Final answer
   x = 1,246.42