Finding the Fourth Proportional to 1,191.73, 1,784.82 and 1,158.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191.73 : 1,784.82 = 1,158.94 : x
2. Step 2: Convert to fraction form
   1,191.73/1,784.82 = 1,158.94/x
3. Step 3: Cross multiply
   1,191.73x = 1,784.82 × 1,158.94
4. Step 4: Simplify right side
   1,191.73x = 2,068,499.29
5. Step 5: Solve for x
   x = 2,068,499.29/1,191.73
6. Step 6: Final answer
   x = 1,735.71