Finding the Fourth Proportional to 1,191.94, 1,773.48 and 1,162.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191.94 : 1,773.48 = 1,162.18 : x
2. Step 2: Convert to fraction form
   1,191.94/1,773.48 = 1,162.18/x
3. Step 3: Cross multiply
   1,191.94x = 1,773.48 × 1,162.18
4. Step 4: Simplify right side
   1,191.94x = 2,061,102.99
5. Step 5: Solve for x
   x = 2,061,102.99/1,191.94
6. Step 6: Final answer
   x = 1,729.20