Finding the Fourth Proportional to 1,797.76, 2,696.34 and 498.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,797.76 : 2,696.34 = 498.88 : x
2. Step 2: Convert to fraction form
   1,797.76/2,696.34 = 498.88/x
3. Step 3: Cross multiply
   1,797.76x = 2,696.34 × 498.88
4. Step 4: Simplify right side
   1,797.76x = 1,345,150.10
5. Step 5: Solve for x
   x = 1,345,150.10/1,797.76
6. Step 6: Final answer
   x = 748.24