Finding the Fourth Proportional to 4,091.31, 5,648.54 and 3,670.92

Step by Step Solution

1. Step 1: Write the proportion equation
   4,091.31 : 5,648.54 = 3,670.92 : x
2. Step 2: Convert to fraction form
   4,091.31/5,648.54 = 3,670.92/x
3. Step 3: Cross multiply
   4,091.31x = 5,648.54 × 3,670.92
4. Step 4: Simplify right side
   4,091.31x = 20,735,320.10
5. Step 5: Solve for x
   x = 20,735,320.10/4,091.31
6. Step 6: Final answer
   x = 5,068.14