Finding the Fourth Proportional to 2,300.16, 3,450.22 and 913.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.16 : 3,450.22 = 913.44 : x
2. Step 2: Convert to fraction form
   2,300.16/3,450.22 = 913.44/x
3. Step 3: Cross multiply
   2,300.16x = 3,450.22 × 913.44
4. Step 4: Simplify right side
   2,300.16x = 3,151,568.96
5. Step 5: Solve for x
   x = 3,151,568.96/2,300.16
6. Step 6: Final answer
   x = 1,370.15