Finding the Fourth Proportional to 2,656.76, 3,984.61 and 2,525.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.76 : 3,984.61 = 2,525.05 : x
2. Step 2: Convert to fraction form
   2,656.76/3,984.61 = 2,525.05/x
3. Step 3: Cross multiply
   2,656.76x = 3,984.61 × 2,525.05
4. Step 4: Simplify right side
   2,656.76x = 10,061,339.48
5. Step 5: Solve for x
   x = 10,061,339.48/2,656.76
6. Step 6: Final answer
   x = 3,787.07