Finding the Fourth Proportional to 1,156.02, 1,733.76 and 570.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.02 : 1,733.76 = 570.42 : x
2. Step 2: Convert to fraction form
   1,156.02/1,733.76 = 570.42/x
3. Step 3: Cross multiply
   1,156.02x = 1,733.76 × 570.42
4. Step 4: Simplify right side
   1,156.02x = 988,971.38
5. Step 5: Solve for x
   x = 988,971.38/1,156.02
6. Step 6: Final answer
   x = 855.50