Finding the Fourth Proportional to 72,654.15, 108,981.06 and 20,063.49

Step by Step Solution

1. Step 1: Write the proportion equation
   72,654.15 : 108,981.06 = 20,063.49 : x
2. Step 2: Convert to fraction form
   72,654.15/108,981.06 = 20,063.49/x
3. Step 3: Cross multiply
   72,654.15x = 108,981.06 × 20,063.49
4. Step 4: Simplify right side
   72,654.15x = 2,186,540,407.50
5. Step 5: Solve for x
   x = 2,186,540,407.50/72,654.15
6. Step 6: Final answer
   x = 30,095.19