Finding the Fourth Proportional to 32,611.35, 45,002.86 and 18,271.78

Step by Step Solution

1. Step 1: Write the proportion equation
   32,611.35 : 45,002.86 = 18,271.78 : x
2. Step 2: Convert to fraction form
   32,611.35/45,002.86 = 18,271.78/x
3. Step 3: Cross multiply
   32,611.35x = 45,002.86 × 18,271.78
4. Step 4: Simplify right side
   32,611.35x = 822,282,301.88
5. Step 5: Solve for x
   x = 822,282,301.88/32,611.35
6. Step 6: Final answer
   x = 25,214.61