Finding the Fourth Proportional to 59,905.36, 89,858.18 and 33,612.15

Step by Step Solution

1. Step 1: Write the proportion equation
   59,905.36 : 89,858.18 = 33,612.15 : x
2. Step 2: Convert to fraction form
   59,905.36/89,858.18 = 33,612.15/x
3. Step 3: Cross multiply
   59,905.36x = 89,858.18 × 33,612.15
4. Step 4: Simplify right side
   59,905.36x = 3,020,326,624.89
5. Step 5: Solve for x
   x = 3,020,326,624.89/59,905.36
6. Step 6: Final answer
   x = 50,418.30