Finding the Fourth Proportional to 5,460.45, 7,525.43 and 3,965.77

Step by Step Solution

1. Step 1: Write the proportion equation
   5,460.45 : 7,525.43 = 3,965.77 : x
2. Step 2: Convert to fraction form
   5,460.45/7,525.43 = 3,965.77/x
3. Step 3: Cross multiply
   5,460.45x = 7,525.43 × 3,965.77
4. Step 4: Simplify right side
   5,460.45x = 29,844,085.89
5. Step 5: Solve for x
   x = 29,844,085.89/5,460.45
6. Step 6: Final answer
   x = 5,465.50