Finding the Fourth Proportional to 38,005.33, 56,976.15 and 18,003.39

Step by Step Solution

1. Step 1: Write the proportion equation
   38,005.33 : 56,976.15 = 18,003.39 : x
2. Step 2: Convert to fraction form
   38,005.33/56,976.15 = 18,003.39/x
3. Step 3: Cross multiply
   38,005.33x = 56,976.15 × 18,003.39
4. Step 4: Simplify right side
   38,005.33x = 1,025,763,849.15
5. Step 5: Solve for x
   x = 1,025,763,849.15/38,005.33
6. Step 6: Final answer
   x = 26,990.00