Finding the Fourth Proportional to 10,525.01, 15,789.59 and 3,861.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,525.01 : 15,789.59 = 3,861.57 : x
2. Step 2: Convert to fraction form
   10,525.01/15,789.59 = 3,861.57/x
3. Step 3: Cross multiply
   10,525.01x = 15,789.59 × 3,861.57
4. Step 4: Simplify right side
   10,525.01x = 60,972,607.06
5. Step 5: Solve for x
   x = 60,972,607.06/10,525.01
6. Step 6: Final answer
   x = 5,793.12