Finding the Fourth Proportional to 2,373.06, 3,558.98 and 911.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.06 : 3,558.98 = 911.42 : x
2. Step 2: Convert to fraction form
   2,373.06/3,558.98 = 911.42/x
3. Step 3: Cross multiply
   2,373.06x = 3,558.98 × 911.42
4. Step 4: Simplify right side
   2,373.06x = 3,243,703.20
5. Step 5: Solve for x
   x = 3,243,703.20/2,373.06
6. Step 6: Final answer
   x = 1,366.89