Finding the Fourth Proportional to 12,760.03, 19,141.52 and 3,400.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,760.03 : 19,141.52 = 3,400.18 : x
2. Step 2: Convert to fraction form
   12,760.03/19,141.52 = 3,400.18/x
3. Step 3: Cross multiply
   12,760.03x = 19,141.52 × 3,400.18
4. Step 4: Simplify right side
   12,760.03x = 65,084,548.62
5. Step 5: Solve for x
   x = 65,084,548.62/12,760.03
6. Step 6: Final answer
   x = 5,100.66