Finding the Fourth Proportional to 2,669.34, 3,672.63 and 2,591.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.34 : 3,672.63 = 2,591.58 : x
2. Step 2: Convert to fraction form
   2,669.34/3,672.63 = 2,591.58/x
3. Step 3: Cross multiply
   2,669.34x = 3,672.63 × 2,591.58
4. Step 4: Simplify right side
   2,669.34x = 9,517,914.46
5. Step 5: Solve for x
   x = 9,517,914.46/2,669.34
6. Step 6: Final answer
   x = 3,565.64