Finding the Fourth Proportional to 33,078.64, 45,647.74 and 17,970.96

Step by Step Solution

1. Step 1: Write the proportion equation
   33,078.64 : 45,647.74 = 17,970.96 : x
2. Step 2: Convert to fraction form
   33,078.64/45,647.74 = 17,970.96/x
3. Step 3: Cross multiply
   33,078.64x = 45,647.74 × 17,970.96
4. Step 4: Simplify right side
   33,078.64x = 820,333,709.63
5. Step 5: Solve for x
   x = 820,333,709.63/33,078.64
6. Step 6: Final answer
   x = 24,799.50