Finding the Fourth Proportional to 2,926.56, 4,036.32 and 2,485.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,926.56 : 4,036.32 = 2,485.92 : x
2. Step 2: Convert to fraction form
   2,926.56/4,036.32 = 2,485.92/x
3. Step 3: Cross multiply
   2,926.56x = 4,036.32 × 2,485.92
4. Step 4: Simplify right side
   2,926.56x = 10,033,968.61
5. Step 5: Solve for x
   x = 10,033,968.61/2,926.56
6. Step 6: Final answer
   x = 3,428.59