Finding the Fourth Proportional to 114,901.05, 172,367.72 and 30,663.96

Step by Step Solution

1. Step 1: Write the proportion equation
   114,901.05 : 172,367.72 = 30,663.96 : x
2. Step 2: Convert to fraction form
   114,901.05/172,367.72 = 30,663.96/x
3. Step 3: Cross multiply
   114,901.05x = 172,367.72 × 30,663.96
4. Step 4: Simplify right side
   114,901.05x = 5,285,477,121.28
5. Step 5: Solve for x
   x = 5,285,477,121.28/114,901.05
6. Step 6: Final answer
   x = 46,000.25