Finding the Fourth Proportional to 1,180.74, 1,761.90 and 1,173.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.74 : 1,761.90 = 1,173.94 : x
2. Step 2: Convert to fraction form
   1,180.74/1,761.90 = 1,173.94/x
3. Step 3: Cross multiply
   1,180.74x = 1,761.90 × 1,173.94
4. Step 4: Simplify right side
   1,180.74x = 2,068,364.89
5. Step 5: Solve for x
   x = 2,068,364.89/1,180.74
6. Step 6: Final answer
   x = 1,751.75