Finding the Fourth Proportional to 2,373.03, 3,559.28 and 912.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.03 : 3,559.28 = 912.15 : x
2. Step 2: Convert to fraction form
   2,373.03/3,559.28 = 912.15/x
3. Step 3: Cross multiply
   2,373.03x = 3,559.28 × 912.15
4. Step 4: Simplify right side
   2,373.03x = 3,246,592.69
5. Step 5: Solve for x
   x = 3,246,592.69/2,373.03
6. Step 6: Final answer
   x = 1,368.12