Finding the Fourth Proportional to 60,012.81, 82,819.35 and 33,157.05

Step by Step Solution

1. Step 1: Write the proportion equation
   60,012.81 : 82,819.35 = 33,157.05 : x
2. Step 2: Convert to fraction form
   60,012.81/82,819.35 = 33,157.05/x
3. Step 3: Cross multiply
   60,012.81x = 82,819.35 × 33,157.05
4. Step 4: Simplify right side
   60,012.81x = 2,746,045,328.92
5. Step 5: Solve for x
   x = 2,746,045,328.92/60,012.81
6. Step 6: Final answer
   x = 45,757.65