Finding the Fourth Proportional to 3,003.53, 4,499.32 and 2,351.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,003.53 : 4,499.32 = 2,351.21 : x
2. Step 2: Convert to fraction form
   3,003.53/4,499.32 = 2,351.21/x
3. Step 3: Cross multiply
   3,003.53x = 4,499.32 × 2,351.21
4. Step 4: Simplify right side
   3,003.53x = 10,578,817.80
5. Step 5: Solve for x
   x = 10,578,817.80/3,003.53
6. Step 6: Final answer
   x = 3,522.13