Finding the Fourth Proportional to 3,665.60, 5,498.83 and 1,068.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.60 : 5,498.83 = 1,068.54 : x
2. Step 2: Convert to fraction form
   3,665.60/5,498.83 = 1,068.54/x
3. Step 3: Cross multiply
   3,665.60x = 5,498.83 × 1,068.54
4. Step 4: Simplify right side
   3,665.60x = 5,875,714.47
5. Step 5: Solve for x
   x = 5,875,714.47/3,665.60
6. Step 6: Final answer
   x = 1,602.93