Finding the Fourth Proportional to 43,498.17, 65,258.15 and 12,333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   43,498.17 : 65,258.15 = 12,333.42 : x
2. Step 2: Convert to fraction form
   43,498.17/65,258.15 = 12,333.42/x
3. Step 3: Cross multiply
   43,498.17x = 65,258.15 × 12,333.42
4. Step 4: Simplify right side
   43,498.17x = 804,856,110.71
5. Step 5: Solve for x
   x = 804,856,110.71/43,498.17
6. Step 6: Final answer
   x = 18,503.22