Finding the Fourth Proportional to 33,588.68, 50,388.76 and 13,856.45

Step by Step Solution

1. Step 1: Write the proportion equation
   33,588.68 : 50,388.76 = 13,856.45 : x
2. Step 2: Convert to fraction form
   33,588.68/50,388.76 = 13,856.45/x
3. Step 3: Cross multiply
   33,588.68x = 50,388.76 × 13,856.45
4. Step 4: Simplify right side
   33,588.68x = 698,209,333.50
5. Step 5: Solve for x
   x = 698,209,333.50/33,588.68
6. Step 6: Final answer
   x = 20,787.04