Finding the Fourth Proportional to 3,691.89, 5,534.91 and 1,842.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,691.89 : 5,534.91 = 1,842.05 : x
2. Step 2: Convert to fraction form
   3,691.89/5,534.91 = 1,842.05/x
3. Step 3: Cross multiply
   3,691.89x = 5,534.91 × 1,842.05
4. Step 4: Simplify right side
   3,691.89x = 10,195,553.29
5. Step 5: Solve for x
   x = 10,195,553.29/3,691.89
6. Step 6: Final answer
   x = 2,761.61