Finding the Fourth Proportional to 3,697.91, 5,546.31 and 1,065.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,697.91 : 5,546.31 = 1,065.63 : x
2. Step 2: Convert to fraction form
   3,697.91/5,546.31 = 1,065.63/x
3. Step 3: Cross multiply
   3,697.91x = 5,546.31 × 1,065.63
4. Step 4: Simplify right side
   3,697.91x = 5,910,314.33
5. Step 5: Solve for x
   x = 5,910,314.33/3,697.91
6. Step 6: Final answer
   x = 1,598.29