Finding the Fourth Proportional to 1,225.41, 1,828.25 and 1,180.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,225.41 : 1,828.25 = 1,180.59 : x
2. Step 2: Convert to fraction form
   1,225.41/1,828.25 = 1,180.59/x
3. Step 3: Cross multiply
   1,225.41x = 1,828.25 × 1,180.59
4. Step 4: Simplify right side
   1,225.41x = 2,158,407.76
5. Step 5: Solve for x
   x = 2,158,407.76/1,225.41
6. Step 6: Final answer
   x = 1,761.38