Finding the Fourth Proportional to 82,329.21, 113,667.30 and 67,258.35

Step by Step Solution

1. Step 1: Write the proportion equation
   82,329.21 : 113,667.30 = 67,258.35 : x
2. Step 2: Convert to fraction form
   82,329.21/113,667.30 = 67,258.35/x
3. Step 3: Cross multiply
   82,329.21x = 113,667.30 × 67,258.35
4. Step 4: Simplify right side
   82,329.21x = 7,645,075,046.96
5. Step 5: Solve for x
   x = 7,645,075,046.96/82,329.21
6. Step 6: Final answer
   x = 92,859.81