Finding the Fourth Proportional to 1,047.04, 1,569.48 and 498.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.04 : 1,569.48 = 498.82 : x
2. Step 2: Convert to fraction form
   1,047.04/1,569.48 = 498.82/x
3. Step 3: Cross multiply
   1,047.04x = 1,569.48 × 498.82
4. Step 4: Simplify right side
   1,047.04x = 782,888.01
5. Step 5: Solve for x
   x = 782,888.01/1,047.04
6. Step 6: Final answer
   x = 747.72