Finding the Fourth Proportional to 83,940.88, 115,692.38 and 73,118.27

Step by Step Solution

1. Step 1: Write the proportion equation
   83,940.88 : 115,692.38 = 73,118.27 : x
2. Step 2: Convert to fraction form
   83,940.88/115,692.38 = 73,118.27/x
3. Step 3: Cross multiply
   83,940.88x = 115,692.38 × 73,118.27
4. Step 4: Simplify right side
   83,940.88x = 8,459,226,677.78
5. Step 5: Solve for x
   x = 8,459,226,677.78/83,940.88
6. Step 6: Final answer
   x = 100,776.01