Finding the Fourth Proportional to 33,300.48, 45,947.88 and 21,204.48

Step by Step Solution

1. Step 1: Write the proportion equation
   33,300.48 : 45,947.88 = 21,204.48 : x
2. Step 2: Convert to fraction form
   33,300.48/45,947.88 = 21,204.48/x
3. Step 3: Cross multiply
   33,300.48x = 45,947.88 × 21,204.48
4. Step 4: Simplify right side
   33,300.48x = 974,300,902.50
5. Step 5: Solve for x
   x = 974,300,902.50/33,300.48
6. Step 6: Final answer
   x = 29,257.86