Finding the Fourth Proportional to 10,424.88, 15,638.94 and 3,501

Step by Step Solution

1. Step 1: Write the proportion equation
   10,424.88 : 15,638.94 = 3,501 : x
2. Step 2: Convert to fraction form
   10,424.88/15,638.94 = 3,501/x
3. Step 3: Cross multiply
   10,424.88x = 15,638.94 × 3,501
4. Step 4: Simplify right side
   10,424.88x = 54,751,928.94
5. Step 5: Solve for x
   x = 54,751,928.94/10,424.88
6. Step 6: Final answer
   x = 5,252.04