Finding the Fourth Proportional to 1,757.52, 2,636.54 and 1,064.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,757.52 : 2,636.54 = 1,064.72 : x
2. Step 2: Convert to fraction form
   1,757.52/2,636.54 = 1,064.72/x
3. Step 3: Cross multiply
   1,757.52x = 2,636.54 × 1,064.72
4. Step 4: Simplify right side
   1,757.52x = 2,807,176.87
5. Step 5: Solve for x
   x = 2,807,176.87/1,757.52
6. Step 6: Final answer
   x = 1,597.24