Finding the Fourth Proportional to 1,845.56, 2,766.72 and 691.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,845.56 : 2,766.72 = 691.04 : x
2. Step 2: Convert to fraction form
   1,845.56/2,766.72 = 691.04/x
3. Step 3: Cross multiply
   1,845.56x = 2,766.72 × 691.04
4. Step 4: Simplify right side
   1,845.56x = 1,911,914.19
5. Step 5: Solve for x
   x = 1,911,914.19/1,845.56
6. Step 6: Final answer
   x = 1,035.95