Finding the Fourth Proportional to 1,814.82, 2,722.23 and 498.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814.82 : 2,722.23 = 498.59 : x
2. Step 2: Convert to fraction form
   1,814.82/2,722.23 = 498.59/x
3. Step 3: Cross multiply
   1,814.82x = 2,722.23 × 498.59
4. Step 4: Simplify right side
   1,814.82x = 1,357,275.12
5. Step 5: Solve for x
   x = 1,357,275.12/1,814.82
6. Step 6: Final answer
   x = 747.88