Finding the Fourth Proportional to 33,300.96, 45,951.40 and 19,869.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,300.96 : 45,951.40 = 19,869.72 : x
2. Step 2: Convert to fraction form
   33,300.96/45,951.40 = 19,869.72/x
3. Step 3: Cross multiply
   33,300.96x = 45,951.40 × 19,869.72
4. Step 4: Simplify right side
   33,300.96x = 913,041,451.61
5. Step 5: Solve for x
   x = 913,041,451.61/33,300.96
6. Step 6: Final answer
   x = 27,417.87