Finding the Fourth Proportional to 2,611.72, 3,602.09 and 2,296.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611.72 : 3,602.09 = 2,296.32 : x
2. Step 2: Convert to fraction form
   2,611.72/3,602.09 = 2,296.32/x
3. Step 3: Cross multiply
   2,611.72x = 3,602.09 × 2,296.32
4. Step 4: Simplify right side
   2,611.72x = 8,271,551.31
5. Step 5: Solve for x
   x = 8,271,551.31/2,611.72
6. Step 6: Final answer
   x = 3,167.09