Finding the Fourth Proportional to 2,609.84, 3,606.13 and 2,054.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609.84 : 3,606.13 = 2,054.72 : x
2. Step 2: Convert to fraction form
   2,609.84/3,606.13 = 2,054.72/x
3. Step 3: Cross multiply
   2,609.84x = 3,606.13 × 2,054.72
4. Step 4: Simplify right side
   2,609.84x = 7,409,587.43
5. Step 5: Solve for x
   x = 7,409,587.43/2,609.84
6. Step 6: Final answer
   x = 2,839.10