Finding the Fourth Proportional to 6,355.86, 9,513.99 and 3,426.90

Step by Step Solution

1. Step 1: Write the proportion equation
   6,355.86 : 9,513.99 = 3,426.90 : x
2. Step 2: Convert to fraction form
   6,355.86/9,513.99 = 3,426.90/x
3. Step 3: Cross multiply
   6,355.86x = 9,513.99 × 3,426.90
4. Step 4: Simplify right side
   6,355.86x = 32,603,492.33
5. Step 5: Solve for x
   x = 32,603,492.33/6,355.86
6. Step 6: Final answer
   x = 5,129.67