Finding the Fourth Proportional to 1,558.34, 2,328.46 and 1,180.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558.34 : 2,328.46 = 1,180.62 : x
2. Step 2: Convert to fraction form
   1,558.34/2,328.46 = 1,180.62/x
3. Step 3: Cross multiply
   1,558.34x = 2,328.46 × 1,180.62
4. Step 4: Simplify right side
   1,558.34x = 2,749,026.45
5. Step 5: Solve for x
   x = 2,749,026.45/1,558.34
6. Step 6: Final answer
   x = 1,764.07