Finding the Fourth Proportional to 10,401.30, 15,603.41 and 3,379.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,401.30 : 15,603.41 = 3,379.06 : x
2. Step 2: Convert to fraction form
   10,401.30/15,603.41 = 3,379.06/x
3. Step 3: Cross multiply
   10,401.30x = 15,603.41 × 3,379.06
4. Step 4: Simplify right side
   10,401.30x = 52,724,858.59
5. Step 5: Solve for x
   x = 52,724,858.59/10,401.30
6. Step 6: Final answer
   x = 5,069.06