Finding the Fourth Proportional to 13,148, 19,725.48 and 3,914

Step by Step Solution

1. Step 1: Write the proportion equation
   13,148 : 19,725.48 = 3,914 : x
2. Step 2: Convert to fraction form
   13,148/19,725.48 = 3,914/x
3. Step 3: Cross multiply
   13,148x = 19,725.48 × 3,914
4. Step 4: Simplify right side
   13,148x = 77,205,528.72
5. Step 5: Solve for x
   x = 77,205,528.72/13,148
6. Step 6: Final answer
   x = 5,872.04