Finding the Fourth Proportional to 86,377.26, 129,581.94 and 30,216.04

Step by Step Solution

1. Step 1: Write the proportion equation
   86,377.26 : 129,581.94 = 30,216.04 : x
2. Step 2: Convert to fraction form
   86,377.26/129,581.94 = 30,216.04/x
3. Step 3: Cross multiply
   86,377.26x = 129,581.94 × 30,216.04
4. Step 4: Simplify right side
   86,377.26x = 3,915,453,082.32
5. Step 5: Solve for x
   x = 3,915,453,082.32/86,377.26
6. Step 6: Final answer
   x = 45,329.67