Finding the Fourth Proportional to 1,845.34, 2,770.78 and 1,156.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,845.34 : 2,770.78 = 1,156.38 : x
2. Step 2: Convert to fraction form
   1,845.34/2,770.78 = 1,156.38/x
3. Step 3: Cross multiply
   1,845.34x = 2,770.78 × 1,156.38
4. Step 4: Simplify right side
   1,845.34x = 3,204,074.58
5. Step 5: Solve for x
   x = 3,204,074.58/1,845.34
6. Step 6: Final answer
   x = 1,736.31