Finding the Fourth Proportional to 10,938.34, 16,408.59 and 4,363.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,938.34 : 16,408.59 = 4,363.12 : x
2. Step 2: Convert to fraction form
   10,938.34/16,408.59 = 4,363.12/x
3. Step 3: Cross multiply
   10,938.34x = 16,408.59 × 4,363.12
4. Step 4: Simplify right side
   10,938.34x = 71,592,647.20
5. Step 5: Solve for x
   x = 71,592,647.20/10,938.34
6. Step 6: Final answer
   x = 6,545.11