Finding the Fourth Proportional to 10,003.73, 15,005.10 and 3,763.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.73 : 15,005.10 = 3,763.25 : x
2. Step 2: Convert to fraction form
   10,003.73/15,005.10 = 3,763.25/x
3. Step 3: Cross multiply
   10,003.73x = 15,005.10 × 3,763.25
4. Step 4: Simplify right side
   10,003.73x = 56,467,867.55
5. Step 5: Solve for x
   x = 56,467,867.55/10,003.73
6. Step 6: Final answer
   x = 5,644.68