Finding the Fourth Proportional to 2,330.29, 3,214.51 and 1,445.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.29 : 3,214.51 = 1,445.91 : x
2. Step 2: Convert to fraction form
   2,330.29/3,214.51 = 1,445.91/x
3. Step 3: Cross multiply
   2,330.29x = 3,214.51 × 1,445.91
4. Step 4: Simplify right side
   2,330.29x = 4,647,892.15
5. Step 5: Solve for x
   x = 4,647,892.15/2,330.29
6. Step 6: Final answer
   x = 1,994.56