Finding the Fourth Proportional to 2,302.15, 3,451.34 and 914.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,302.15 : 3,451.34 = 914.89 : x
2. Step 2: Convert to fraction form
   2,302.15/3,451.34 = 914.89/x
3. Step 3: Cross multiply
   2,302.15x = 3,451.34 × 914.89
4. Step 4: Simplify right side
   2,302.15x = 3,157,591.88
5. Step 5: Solve for x
   x = 3,157,591.88/2,302.15
6. Step 6: Final answer
   x = 1,371.58