Finding the Fourth Proportional to 2,493.15, 3,440.15 and 1,445.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.15 : 3,440.15 = 1,445.01 : x
2. Step 2: Convert to fraction form
   2,493.15/3,440.15 = 1,445.01/x
3. Step 3: Cross multiply
   2,493.15x = 3,440.15 × 1,445.01
4. Step 4: Simplify right side
   2,493.15x = 4,971,043.93
5. Step 5: Solve for x
   x = 4,971,043.93/2,493.15
6. Step 6: Final answer
   x = 1,993.88