Finding the Fourth Proportional to 73,005.66, 109,174.86 and 53,082.09

Step by Step Solution

1. Step 1: Write the proportion equation
   73,005.66 : 109,174.86 = 53,082.09 : x
2. Step 2: Convert to fraction form
   73,005.66/109,174.86 = 53,082.09/x
3. Step 3: Cross multiply
   73,005.66x = 109,174.86 × 53,082.09
4. Step 4: Simplify right side
   73,005.66x = 5,795,229,744.26
5. Step 5: Solve for x
   x = 5,795,229,744.26/73,005.66
6. Step 6: Final answer
   x = 79,380.55