Finding the Fourth Proportional to 1,725.57, 2,381.81 and 1,062.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,725.57 : 2,381.81 = 1,062.72 : x
2. Step 2: Convert to fraction form
   1,725.57/2,381.81 = 1,062.72/x
3. Step 3: Cross multiply
   1,725.57x = 2,381.81 × 1,062.72
4. Step 4: Simplify right side
   1,725.57x = 2,531,191.81
5. Step 5: Solve for x
   x = 2,531,191.81/1,725.57
6. Step 6: Final answer
   x = 1,466.87