Finding the Fourth Proportional to 3,705.93, 5,547.56 and 2,665.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,705.93 : 5,547.56 = 2,665.89 : x
2. Step 2: Convert to fraction form
   3,705.93/5,547.56 = 2,665.89/x
3. Step 3: Cross multiply
   3,705.93x = 5,547.56 × 2,665.89
4. Step 4: Simplify right side
   3,705.93x = 14,789,171.40
5. Step 5: Solve for x
   x = 14,789,171.40/3,705.93
6. Step 6: Final answer
   x = 3,990.68