Finding the Fourth Proportional to 33,100.88, 45,679.28 and 18,196.88

Step by Step Solution

1. Step 1: Write the proportion equation
   33,100.88 : 45,679.28 = 18,196.88 : x
2. Step 2: Convert to fraction form
   33,100.88/45,679.28 = 18,196.88/x
3. Step 3: Cross multiply
   33,100.88x = 45,679.28 × 18,196.88
4. Step 4: Simplify right side
   33,100.88x = 831,220,057.27
5. Step 5: Solve for x
   x = 831,220,057.27/33,100.88
6. Step 6: Final answer
   x = 25,111.72