Finding the Fourth Proportional to 2,301.52, 3,449.81 and 912.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.52 : 3,449.81 = 912.93 : x
2. Step 2: Convert to fraction form
   2,301.52/3,449.81 = 912.93/x
3. Step 3: Cross multiply
   2,301.52x = 3,449.81 × 912.93
4. Step 4: Simplify right side
   2,301.52x = 3,149,437.33
5. Step 5: Solve for x
   x = 3,149,437.33/2,301.52
6. Step 6: Final answer
   x = 1,368.42