Finding the Fourth Proportional to 72,705.32, 108,980.22 and 33,203.24

Step by Step Solution

1. Step 1: Write the proportion equation
   72,705.32 : 108,980.22 = 33,203.24 : x
2. Step 2: Convert to fraction form
   72,705.32/108,980.22 = 33,203.24/x
3. Step 3: Cross multiply
   72,705.32x = 108,980.22 × 33,203.24
4. Step 4: Simplify right side
   72,705.32x = 3,618,496,399.91
5. Step 5: Solve for x
   x = 3,618,496,399.91/72,705.32
6. Step 6: Final answer
   x = 49,769.35