Finding the Fourth Proportional to 58,378.50, 80,562.42 and 33,228

Step by Step Solution

1. Step 1: Write the proportion equation
   58,378.50 : 80,562.42 = 33,228 : x
2. Step 2: Convert to fraction form
   58,378.50/80,562.42 = 33,228/x
3. Step 3: Cross multiply
   58,378.50x = 80,562.42 × 33,228
4. Step 4: Simplify right side
   58,378.50x = 2,676,928,091.76
5. Step 5: Solve for x
   x = 2,676,928,091.76/58,378.50
6. Step 6: Final answer
   x = 45,854.69