Finding the Fourth Proportional to 1,180.50, 1,628.98 and 656.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.50 : 1,628.98 = 656.52 : x
2. Step 2: Convert to fraction form
   1,180.50/1,628.98 = 656.52/x
3. Step 3: Cross multiply
   1,180.50x = 1,628.98 × 656.52
4. Step 4: Simplify right side
   1,180.50x = 1,069,457.95
5. Step 5: Solve for x
   x = 1,069,457.95/1,180.50
6. Step 6: Final answer
   x = 905.94