Finding the Fourth Proportional to 1,157.00, 1,733.63 and 540.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,157.00 : 1,733.63 = 540.59 : x
2. Step 2: Convert to fraction form
   1,157.00/1,733.63 = 540.59/x
3. Step 3: Cross multiply
   1,157.00x = 1,733.63 × 540.59
4. Step 4: Simplify right side
   1,157.00x = 937,171.67
5. Step 5: Solve for x
   x = 937,171.67/1,157.00
6. Step 6: Final answer
   x = 810.00