Finding the Fourth Proportional to 109,401.48, 164,087.63 and 30,509.10

Step by Step Solution

1. Step 1: Write the proportion equation
   109,401.48 : 164,087.63 = 30,509.10 : x
2. Step 2: Convert to fraction form
   109,401.48/164,087.63 = 30,509.10/x
3. Step 3: Cross multiply
   109,401.48x = 164,087.63 × 30,509.10
4. Step 4: Simplify right side
   109,401.48x = 5,006,165,912.43
5. Step 5: Solve for x
   x = 5,006,165,912.43/109,401.48
6. Step 6: Final answer
   x = 45,759.58