Finding the Fourth Proportional to 2,303.15, 3,452.83 and 915.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.15 : 3,452.83 = 915.89 : x
2. Step 2: Convert to fraction form
   2,303.15/3,452.83 = 915.89/x
3. Step 3: Cross multiply
   2,303.15x = 3,452.83 × 915.89
4. Step 4: Simplify right side
   2,303.15x = 3,162,412.47
5. Step 5: Solve for x
   x = 3,162,412.47/2,303.15
6. Step 6: Final answer
   x = 1,373.08