Finding the Fourth Proportional to 1,180.52, 1,629.02 and 656.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.52 : 1,629.02 = 656.50 : x
2. Step 2: Convert to fraction form
   1,180.52/1,629.02 = 656.50/x
3. Step 3: Cross multiply
   1,180.52x = 1,629.02 × 656.50
4. Step 4: Simplify right side
   1,180.52x = 1,069,451.63
5. Step 5: Solve for x
   x = 1,069,451.63/1,180.52
6. Step 6: Final answer
   x = 905.92