Finding the Fourth Proportional to 32,691.45, 45,119.34 and 19,947.42

Step by Step Solution

1. Step 1: Write the proportion equation
   32,691.45 : 45,119.34 = 19,947.42 : x
2. Step 2: Convert to fraction form
   32,691.45/45,119.34 = 19,947.42/x
3. Step 3: Cross multiply
   32,691.45x = 45,119.34 × 19,947.42
4. Step 4: Simplify right side
   32,691.45x = 900,014,425.10
5. Step 5: Solve for x
   x = 900,014,425.10/32,691.45
6. Step 6: Final answer
   x = 27,530.58