Finding the Fourth Proportional to 3,665.05, 5,498.38 and 1,068.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.05 : 5,498.38 = 1,068.19 : x
2. Step 2: Convert to fraction form
   3,665.05/5,498.38 = 1,068.19/x
3. Step 3: Cross multiply
   3,665.05x = 5,498.38 × 1,068.19
4. Step 4: Simplify right side
   3,665.05x = 5,873,302.12
5. Step 5: Solve for x
   x = 5,873,302.12/3,665.05
6. Step 6: Final answer
   x = 1,602.52