Finding the Fourth Proportional to 1,180.01, 1,628.34 and 656.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.01 : 1,628.34 = 656.03 : x
2. Step 2: Convert to fraction form
   1,180.01/1,628.34 = 656.03/x
3. Step 3: Cross multiply
   1,180.01x = 1,628.34 × 656.03
4. Step 4: Simplify right side
   1,180.01x = 1,068,239.89
5. Step 5: Solve for x
   x = 1,068,239.89/1,180.01
6. Step 6: Final answer
   x = 905.28