Finding the Fourth Proportional to 10,107.27, 13,948.07 and 5,631

Step by Step Solution

1. Step 1: Write the proportion equation
   10,107.27 : 13,948.07 = 5,631 : x
2. Step 2: Convert to fraction form
   10,107.27/13,948.07 = 5,631/x
3. Step 3: Cross multiply
   10,107.27x = 13,948.07 × 5,631
4. Step 4: Simplify right side
   10,107.27x = 78,541,554.02
5. Step 5: Solve for x
   x = 78,541,554.02/10,107.27
6. Step 6: Final answer
   x = 7,770.80