Finding the Fourth Proportional to 109,399.96, 164,085.36 and 30,507.58

Step by Step Solution

1. Step 1: Write the proportion equation
   109,399.96 : 164,085.36 = 30,507.58 : x
2. Step 2: Convert to fraction form
   109,399.96/164,085.36 = 30,507.58/x
3. Step 3: Cross multiply
   109,399.96x = 164,085.36 × 30,507.58
4. Step 4: Simplify right side
   109,399.96x = 5,005,847,115.87
5. Step 5: Solve for x
   x = 5,005,847,115.87/109,399.96
6. Step 6: Final answer
   x = 45,757.30