Finding the Fourth Proportional to 2,525.60, 3,789.96 and 1,372.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.60 : 3,789.96 = 1,372.16 : x
2. Step 2: Convert to fraction form
   2,525.60/3,789.96 = 1,372.16/x
3. Step 3: Cross multiply
   2,525.60x = 3,789.96 × 1,372.16
4. Step 4: Simplify right side
   2,525.60x = 5,200,431.51
5. Step 5: Solve for x
   x = 5,200,431.51/2,525.60
6. Step 6: Final answer
   x = 2,059.09