Finding the Fourth Proportional to 72,222.62, 108,335.16 and 19,630.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,222.62 : 108,335.16 = 19,630.82 : x
2. Step 2: Convert to fraction form
   72,222.62/108,335.16 = 19,630.82/x
3. Step 3: Cross multiply
   72,222.62x = 108,335.16 × 19,630.82
4. Step 4: Simplify right side
   72,222.62x = 2,126,708,025.63
5. Step 5: Solve for x
   x = 2,126,708,025.63/72,222.62
6. Step 6: Final answer
   x = 29,446.56