Finding the Fourth Proportional to 12,767.33, 19,151.01 and 3,407.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,767.33 : 19,151.01 = 3,407.39 : x
2. Step 2: Convert to fraction form
   12,767.33/19,151.01 = 3,407.39/x
3. Step 3: Cross multiply
   12,767.33x = 19,151.01 × 3,407.39
4. Step 4: Simplify right side
   12,767.33x = 65,254,936.03
5. Step 5: Solve for x
   x = 65,254,936.03/12,767.33
6. Step 6: Final answer
   x = 5,111.09