Finding the Fourth Proportional to 96,692.10, 144,865.35 and 82,868.10

Step by Step Solution

1. Step 1: Write the proportion equation
   96,692.10 : 144,865.35 = 82,868.10 : x
2. Step 2: Convert to fraction form
   96,692.10/144,865.35 = 82,868.10/x
3. Step 3: Cross multiply
   96,692.10x = 144,865.35 × 82,868.10
4. Step 4: Simplify right side
   96,692.10x = 12,004,716,310.34
5. Step 5: Solve for x
   x = 12,004,716,310.34/96,692.10
6. Step 6: Final answer
   x = 124,154.06