Finding the Fourth Proportional to 1,940.01, 2,676.36 and 1,153.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,940.01 : 2,676.36 = 1,153.89 : x
2. Step 2: Convert to fraction form
   1,940.01/2,676.36 = 1,153.89/x
3. Step 3: Cross multiply
   1,940.01x = 2,676.36 × 1,153.89
4. Step 4: Simplify right side
   1,940.01x = 3,088,225.04
5. Step 5: Solve for x
   x = 3,088,225.04/1,940.01
6. Step 6: Final answer
   x = 1,591.86