Finding the Fourth Proportional to 1,167.81, 1,748.53 and 755.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167.81 : 1,748.53 = 755.93 : x
2. Step 2: Convert to fraction form
   1,167.81/1,748.53 = 755.93/x
3. Step 3: Cross multiply
   1,167.81x = 1,748.53 × 755.93
4. Step 4: Simplify right side
   1,167.81x = 1,321,753.76
5. Step 5: Solve for x
   x = 1,321,753.76/1,167.81
6. Step 6: Final answer
   x = 1,131.82