Finding the Fourth Proportional to 10,442.34, 15,653.52 and 3,866.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,442.34 : 15,653.52 = 3,866.76 : x
2. Step 2: Convert to fraction form
   10,442.34/15,653.52 = 3,866.76/x
3. Step 3: Cross multiply
   10,442.34x = 15,653.52 × 3,866.76
4. Step 4: Simplify right side
   10,442.34x = 60,528,405.00
5. Step 5: Solve for x
   x = 60,528,405.00/10,442.34
6. Step 6: Final answer
   x = 5,796.44