Finding the Fourth Proportional to 72,705.32, 109,058.15 and 22,104.78

Step by Step Solution

1. Step 1: Write the proportion equation
   72,705.32 : 109,058.15 = 22,104.78 : x
2. Step 2: Convert to fraction form
   72,705.32/109,058.15 = 22,104.78/x
3. Step 3: Cross multiply
   72,705.32x = 109,058.15 × 22,104.78
4. Step 4: Simplify right side
   72,705.32x = 2,410,706,302.43
5. Step 5: Solve for x
   x = 2,410,706,302.43/72,705.32
6. Step 6: Final answer
   x = 33,157.22