Finding the Fourth Proportional to 2,245.49, 3,100.29 and 1,406.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245.49 : 3,100.29 = 1,406.53 : x
2. Step 2: Convert to fraction form
   2,245.49/3,100.29 = 1,406.53/x
3. Step 3: Cross multiply
   2,245.49x = 3,100.29 × 1,406.53
4. Step 4: Simplify right side
   2,245.49x = 4,360,650.89
5. Step 5: Solve for x
   x = 4,360,650.89/2,245.49
6. Step 6: Final answer
   x = 1,941.96