Finding the Fourth Proportional to 108,997.83, 163,499.81 and 30,112.05

Step by Step Solution

1. Step 1: Write the proportion equation
   108,997.83 : 163,499.81 = 30,112.05 : x
2. Step 2: Convert to fraction form
   108,997.83/163,499.81 = 30,112.05/x
3. Step 3: Cross multiply
   108,997.83x = 163,499.81 × 30,112.05
4. Step 4: Simplify right side
   108,997.83x = 4,923,314,303.15
5. Step 5: Solve for x
   x = 4,923,314,303.15/108,997.83
6. Step 6: Final answer
   x = 45,168.92