Finding the Fourth Proportional to 1,497.81, 2,233.92 and 1,445.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,497.81 : 2,233.92 = 1,445.57 : x
2. Step 2: Convert to fraction form
   1,497.81/2,233.92 = 1,445.57/x
3. Step 3: Cross multiply
   1,497.81x = 2,233.92 × 1,445.57
4. Step 4: Simplify right side
   1,497.81x = 3,229,276.56
5. Step 5: Solve for x
   x = 3,229,276.56/1,497.81
6. Step 6: Final answer
   x = 2,156.00