Finding the Fourth Proportional to 10,530.12, 15,793.56 and 3,603

Step by Step Solution

1. Step 1: Write the proportion equation
   10,530.12 : 15,793.56 = 3,603 : x
2. Step 2: Convert to fraction form
   10,530.12/15,793.56 = 3,603/x
3. Step 3: Cross multiply
   10,530.12x = 15,793.56 × 3,603
4. Step 4: Simplify right side
   10,530.12x = 56,904,196.68
5. Step 5: Solve for x
   x = 56,904,196.68/10,530.12
6. Step 6: Final answer
   x = 5,403.95