Finding the Fourth Proportional to 82,150.61, 113,339.99 and 67,017.11

Step by Step Solution

1. Step 1: Write the proportion equation
   82,150.61 : 113,339.99 = 67,017.11 : x
2. Step 2: Convert to fraction form
   82,150.61/113,339.99 = 67,017.11/x
3. Step 3: Cross multiply
   82,150.61x = 113,339.99 × 67,017.11
4. Step 4: Simplify right side
   82,150.61x = 7,595,718,178.07
5. Step 5: Solve for x
   x = 7,595,718,178.07/82,150.61
6. Step 6: Final answer
   x = 92,460.89