Finding the Fourth Proportional to 1,180.45, 1,629.06 and 656.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.45 : 1,629.06 = 656.52 : x
2. Step 2: Convert to fraction form
   1,180.45/1,629.06 = 656.52/x
3. Step 3: Cross multiply
   1,180.45x = 1,629.06 × 656.52
4. Step 4: Simplify right side
   1,180.45x = 1,069,510.47
5. Step 5: Solve for x
   x = 1,069,510.47/1,180.45
6. Step 6: Final answer
   x = 906.02