Finding the Fourth Proportional to 105,483.86, 158,192.76 and 30,609.18

Step by Step Solution

1. Step 1: Write the proportion equation
   105,483.86 : 158,192.76 = 30,609.18 : x
2. Step 2: Convert to fraction form
   105,483.86/158,192.76 = 30,609.18/x
3. Step 3: Cross multiply
   105,483.86x = 158,192.76 × 30,609.18
4. Step 4: Simplify right side
   105,483.86x = 4,842,150,665.54
5. Step 5: Solve for x
   x = 4,842,150,665.54/105,483.86
6. Step 6: Final answer
   x = 45,904.18