Finding the Fourth Proportional to 1,141.01, 1,711.82 and 491.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141.01 : 1,711.82 = 491.59 : x
2. Step 2: Convert to fraction form
   1,141.01/1,711.82 = 491.59/x
3. Step 3: Cross multiply
   1,141.01x = 1,711.82 × 491.59
4. Step 4: Simplify right side
   1,141.01x = 841,513.59
5. Step 5: Solve for x
   x = 841,513.59/1,141.01
6. Step 6: Final answer
   x = 737.52