Finding the Fourth Proportional to 10,841.78, 16,262.72 and 3,345.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,841.78 : 16,262.72 = 3,345.25 : x
2. Step 2: Convert to fraction form
   10,841.78/16,262.72 = 3,345.25/x
3. Step 3: Cross multiply
   10,841.78x = 16,262.72 × 3,345.25
4. Step 4: Simplify right side
   10,841.78x = 54,402,868.55
5. Step 5: Solve for x
   x = 54,402,868.55/10,841.78
6. Step 6: Final answer
   x = 5,017.89