Finding the Fourth Proportional to 1,148.27, 1,723.10 and 498.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,148.27 : 1,723.10 = 498.84 : x
2. Step 2: Convert to fraction form
   1,148.27/1,723.10 = 498.84/x
3. Step 3: Cross multiply
   1,148.27x = 1,723.10 × 498.84
4. Step 4: Simplify right side
   1,148.27x = 859,548.71
5. Step 5: Solve for x
   x = 859,548.71/1,148.27
6. Step 6: Final answer
   x = 748.56