Finding the Fourth Proportional to 38,066.58, 57,103.69 and 13,103.33

Step by Step Solution

1. Step 1: Write the proportion equation
   38,066.58 : 57,103.69 = 13,103.33 : x
2. Step 2: Convert to fraction form
   38,066.58/57,103.69 = 13,103.33/x
3. Step 3: Cross multiply
   38,066.58x = 57,103.69 × 13,103.33
4. Step 4: Simplify right side
   38,066.58x = 748,248,494.29
5. Step 5: Solve for x
   x = 748,248,494.29/38,066.58
6. Step 6: Final answer
   x = 19,656.31