Finding the Fourth Proportional to 82,692.91, 123,940.94 and 57,597.08

Step by Step Solution

1. Step 1: Write the proportion equation
   82,692.91 : 123,940.94 = 57,597.08 : x
2. Step 2: Convert to fraction form
   82,692.91/123,940.94 = 57,597.08/x
3. Step 3: Cross multiply
   82,692.91x = 123,940.94 × 57,597.08
4. Step 4: Simplify right side
   82,692.91x = 7,138,636,236.46
5. Step 5: Solve for x
   x = 7,138,636,236.46/82,692.91
6. Step 6: Final answer
   x = 86,327.07