Finding the Fourth Proportional to 12,766.04, 19,150.52 and 3,406.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,766.04 : 19,150.52 = 3,406.18 : x
2. Step 2: Convert to fraction form
   12,766.04/19,150.52 = 3,406.18/x
3. Step 3: Cross multiply
   12,766.04x = 19,150.52 × 3,406.18
4. Step 4: Simplify right side
   12,766.04x = 65,230,118.21
5. Step 5: Solve for x
   x = 65,230,118.21/12,766.04
6. Step 6: Final answer
   x = 5,109.66