Finding the Fourth Proportional to 109,258.88, 163,897.43 and 30,373.79

Step by Step Solution

1. Step 1: Write the proportion equation
   109,258.88 : 163,897.43 = 30,373.79 : x
2. Step 2: Convert to fraction form
   109,258.88/163,897.43 = 30,373.79/x
3. Step 3: Cross multiply
   109,258.88x = 163,897.43 × 30,373.79
4. Step 4: Simplify right side
   109,258.88x = 4,978,185,149.00
5. Step 5: Solve for x
   x = 4,978,185,149.00/109,258.88
6. Step 6: Final answer
   x = 45,563.21