Finding the Fourth Proportional to 109,424.28, 164,145.60 and 30,539.46

Step by Step Solution

1. Step 1: Write the proportion equation
   109,424.28 : 164,145.60 = 30,539.46 : x
2. Step 2: Convert to fraction form
   109,424.28/164,145.60 = 30,539.46/x
3. Step 3: Cross multiply
   109,424.28x = 164,145.60 × 30,539.46
4. Step 4: Simplify right side
   109,424.28x = 5,012,917,985.38
5. Step 5: Solve for x
   x = 5,012,917,985.38/109,424.28
6. Step 6: Final answer
   x = 45,811.75