Finding the Fourth Proportional to 1,786.72, 2,665.16 and 1,732

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786.72 : 2,665.16 = 1,732 : x
2. Step 2: Convert to fraction form
   1,786.72/2,665.16 = 1,732/x
3. Step 3: Cross multiply
   1,786.72x = 2,665.16 × 1,732
4. Step 4: Simplify right side
   1,786.72x = 4,616,057.12
5. Step 5: Solve for x
   x = 4,616,057.12/1,786.72
6. Step 6: Final answer
   x = 2,583.54