Finding the Fourth Proportional to 72,630.96, 108,933.46 and 19,323.24

Step by Step Solution

1. Step 1: Write the proportion equation
   72,630.96 : 108,933.46 = 19,323.24 : x
2. Step 2: Convert to fraction form
   72,630.96/108,933.46 = 19,323.24/x
3. Step 3: Cross multiply
   72,630.96x = 108,933.46 × 19,323.24
4. Step 4: Simplify right side
   72,630.96x = 2,104,947,391.61
5. Step 5: Solve for x
   x = 2,104,947,391.61/72,630.96
6. Step 6: Final answer
   x = 28,981.41