Finding the Fourth Proportional to 2,245.61, 3,100.32 and 1,449.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245.61 : 3,100.32 = 1,449.63 : x
2. Step 2: Convert to fraction form
   2,245.61/3,100.32 = 1,449.63/x
3. Step 3: Cross multiply
   2,245.61x = 3,100.32 × 1,449.63
4. Step 4: Simplify right side
   2,245.61x = 4,494,316.88
5. Step 5: Solve for x
   x = 4,494,316.88/2,245.61
6. Step 6: Final answer
   x = 2,001.38