Finding the Fourth Proportional to 109,027.69, 163,544.60 and 30,141.91

Step by Step Solution

1. Step 1: Write the proportion equation
   109,027.69 : 163,544.60 = 30,141.91 : x
2. Step 2: Convert to fraction form
   109,027.69/163,544.60 = 30,141.91/x
3. Step 3: Cross multiply
   109,027.69x = 163,544.60 × 30,141.91
4. Step 4: Simplify right side
   109,027.69x = 4,929,545,871.82
5. Step 5: Solve for x
   x = 4,929,545,871.82/109,027.69
6. Step 6: Final answer
   x = 45,213.71