Finding the Fourth Proportional to 1,770.56, 2,443.71 and 1,173.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,770.56 : 2,443.71 = 1,173.07 : x
2. Step 2: Convert to fraction form
   1,770.56/2,443.71 = 1,173.07/x
3. Step 3: Cross multiply
   1,770.56x = 2,443.71 × 1,173.07
4. Step 4: Simplify right side
   1,770.56x = 2,866,630.67
5. Step 5: Solve for x
   x = 2,866,630.67/1,770.56
6. Step 6: Final answer
   x = 1,619.05