Finding the Fourth Proportional to 2,064.79, 3,097.28 and 603.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.79 : 3,097.28 = 603.95 : x
2. Step 2: Convert to fraction form
   2,064.79/3,097.28 = 603.95/x
3. Step 3: Cross multiply
   2,064.79x = 3,097.28 × 603.95
4. Step 4: Simplify right side
   2,064.79x = 1,870,611.51
5. Step 5: Solve for x
   x = 1,870,611.51/2,064.79
6. Step 6: Final answer
   x = 905.96