Finding the Fourth Proportional to 1,345.93, 1,857.42 and 756.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345.93 : 1,857.42 = 756.52 : x
2. Step 2: Convert to fraction form
   1,345.93/1,857.42 = 756.52/x
3. Step 3: Cross multiply
   1,345.93x = 1,857.42 × 756.52
4. Step 4: Simplify right side
   1,345.93x = 1,405,175.38
5. Step 5: Solve for x
   x = 1,405,175.38/1,345.93
6. Step 6: Final answer
   x = 1,044.02