Finding the Fourth Proportional to 70,528.54, 105,761.59 and 33,058.35

Step by Step Solution

1. Step 1: Write the proportion equation
   70,528.54 : 105,761.59 = 33,058.35 : x
2. Step 2: Convert to fraction form
   70,528.54/105,761.59 = 33,058.35/x
3. Step 3: Cross multiply
   70,528.54x = 105,761.59 × 33,058.35
4. Step 4: Simplify right side
   70,528.54x = 3,496,303,658.78
5. Step 5: Solve for x
   x = 3,496,303,658.78/70,528.54
6. Step 6: Final answer
   x = 49,572.89