Finding the Fourth Proportional to 33,086.64, 45,654.42 and 19,657.55

Step by Step Solution

1. Step 1: Write the proportion equation
   33,086.64 : 45,654.42 = 19,657.55 : x
2. Step 2: Convert to fraction form
   33,086.64/45,654.42 = 19,657.55/x
3. Step 3: Cross multiply
   33,086.64x = 45,654.42 × 19,657.55
4. Step 4: Simplify right side
   33,086.64x = 897,454,043.87
5. Step 5: Solve for x
   x = 897,454,043.87/33,086.64
6. Step 6: Final answer
   x = 27,124.36