Finding the Fourth Proportional to 33,103.85, 45,679.89 and 19,672.51

Step by Step Solution

1. Step 1: Write the proportion equation
   33,103.85 : 45,679.89 = 19,672.51 : x
2. Step 2: Convert to fraction form
   33,103.85/45,679.89 = 19,672.51/x
3. Step 3: Cross multiply
   33,103.85x = 45,679.89 × 19,672.51
4. Step 4: Simplify right side
   33,103.85x = 898,638,092.82
5. Step 5: Solve for x
   x = 898,638,092.82/33,103.85
6. Step 6: Final answer
   x = 27,146.03