Finding the Fourth Proportional to 23,920.79, 33,011.42 and 13,848.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,920.79 : 33,011.42 = 13,848.30 : x
2. Step 2: Convert to fraction form
   23,920.79/33,011.42 = 13,848.30/x
3. Step 3: Cross multiply
   23,920.79x = 33,011.42 × 13,848.30
4. Step 4: Simplify right side
   23,920.79x = 457,151,978.34
5. Step 5: Solve for x
   x = 457,151,978.34/23,920.79
6. Step 6: Final answer
   x = 19,111.08