Finding the Fourth Proportional to 23,997.33, 33,116.76 and 13,385.79

Step by Step Solution

1. Step 1: Write the proportion equation
   23,997.33 : 33,116.76 = 13,385.79 : x
2. Step 2: Convert to fraction form
   23,997.33/33,116.76 = 13,385.79/x
3. Step 3: Cross multiply
   23,997.33x = 33,116.76 × 13,385.79
4. Step 4: Simplify right side
   23,997.33x = 443,293,994.84
5. Step 5: Solve for x
   x = 443,293,994.84/23,997.33
6. Step 6: Final answer
   x = 18,472.64