Finding the Fourth Proportional to 59,431.32, 89,031.42 and 33,056.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,431.32 : 89,031.42 = 33,056.10 : x
2. Step 2: Convert to fraction form
   59,431.32/89,031.42 = 33,056.10/x
3. Step 3: Cross multiply
   59,431.32x = 89,031.42 × 33,056.10
4. Step 4: Simplify right side
   59,431.32x = 2,943,031,522.66
5. Step 5: Solve for x
   x = 2,943,031,522.66/59,431.32
6. Step 6: Final answer
   x = 49,519.87