Finding the Fourth Proportional to 1,154.15, 1,592.83 and 656.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,154.15 : 1,592.83 = 656.69 : x
2. Step 2: Convert to fraction form
   1,154.15/1,592.83 = 656.69/x
3. Step 3: Cross multiply
   1,154.15x = 1,592.83 × 656.69
4. Step 4: Simplify right side
   1,154.15x = 1,045,987.57
5. Step 5: Solve for x
   x = 1,045,987.57/1,154.15
6. Step 6: Final answer
   x = 906.28