Finding the Fourth Proportional to 109,111.07, 163,666.58 and 30,225.30

Step by Step Solution

1. Step 1: Write the proportion equation
   109,111.07 : 163,666.58 = 30,225.30 : x
2. Step 2: Convert to fraction form
   109,111.07/163,666.58 = 30,225.30/x
3. Step 3: Cross multiply
   109,111.07x = 163,666.58 × 30,225.30
4. Step 4: Simplify right side
   109,111.07x = 4,946,871,329.35
5. Step 5: Solve for x
   x = 4,946,871,329.35/109,111.07
6. Step 6: Final answer
   x = 45,337.94