Finding the Fourth Proportional to 109,401.29, 164,087.35 and 30,508.91

Step by Step Solution

1. Step 1: Write the proportion equation
   109,401.29 : 164,087.35 = 30,508.91 : x
2. Step 2: Convert to fraction form
   109,401.29/164,087.35 = 30,508.91/x
3. Step 3: Cross multiply
   109,401.29x = 164,087.35 × 30,508.91
4. Step 4: Simplify right side
   109,401.29x = 5,006,125,783.07
5. Step 5: Solve for x
   x = 5,006,125,783.07/109,401.29
6. Step 6: Final answer
   x = 45,759.29