Finding the Fourth Proportional to 8,981.46, 13,477.86 and 3,435.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,981.46 : 13,477.86 = 3,435.30 : x
2. Step 2: Convert to fraction form
   8,981.46/13,477.86 = 3,435.30/x
3. Step 3: Cross multiply
   8,981.46x = 13,477.86 × 3,435.30
4. Step 4: Simplify right side
   8,981.46x = 46,300,492.46
5. Step 5: Solve for x
   x = 46,300,492.46/8,981.46
6. Step 6: Final answer
   x = 5,155.12