Finding the Fourth Proportional to 10,104.76, 13,945 and 5,628.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,104.76 : 13,945 = 5,628.52 : x
2. Step 2: Convert to fraction form
   10,104.76/13,945 = 5,628.52/x
3. Step 3: Cross multiply
   10,104.76x = 13,945 × 5,628.52
4. Step 4: Simplify right side
   10,104.76x = 78,489,711.40
5. Step 5: Solve for x
   x = 78,489,711.40/10,104.76
6. Step 6: Final answer
   x = 7,767.60