Finding the Fourth Proportional to 1,821.98, 2,513.46 and 1,232.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,821.98 : 2,513.46 = 1,232.72 : x
2. Step 2: Convert to fraction form
   1,821.98/2,513.46 = 1,232.72/x
3. Step 3: Cross multiply
   1,821.98x = 2,513.46 × 1,232.72
4. Step 4: Simplify right side
   1,821.98x = 3,098,392.41
5. Step 5: Solve for x
   x = 3,098,392.41/1,821.98
6. Step 6: Final answer
   x = 1,700.56