Finding the Fourth Proportional to 2,065.48, 3,097.80 and 604.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.48 : 3,097.80 = 604.72 : x
2. Step 2: Convert to fraction form
   2,065.48/3,097.80 = 604.72/x
3. Step 3: Cross multiply
   2,065.48x = 3,097.80 × 604.72
4. Step 4: Simplify right side
   2,065.48x = 1,873,301.62
5. Step 5: Solve for x
   x = 1,873,301.62/2,065.48
6. Step 6: Final answer
   x = 906.96