Finding the Fourth Proportional to 38,724.82, 58,145.55 and 22,103.62

Step by Step Solution

1. Step 1: Write the proportion equation
   38,724.82 : 58,145.55 = 22,103.62 : x
2. Step 2: Convert to fraction form
   38,724.82/58,145.55 = 22,103.62/x
3. Step 3: Cross multiply
   38,724.82x = 58,145.55 × 22,103.62
4. Step 4: Simplify right side
   38,724.82x = 1,285,227,141.89
5. Step 5: Solve for x
   x = 1,285,227,141.89/38,724.82
6. Step 6: Final answer
   x = 33,188.72