Finding the Fourth Proportional to 83,692.89, 115,495.67 and 50,158.89

Step by Step Solution

1. Step 1: Write the proportion equation
   83,692.89 : 115,495.67 = 50,158.89 : x
2. Step 2: Convert to fraction form
   83,692.89/115,495.67 = 50,158.89/x
3. Step 3: Cross multiply
   83,692.89x = 115,495.67 × 50,158.89
4. Step 4: Simplify right side
   83,692.89x = 5,793,134,356.21
5. Step 5: Solve for x
   x = 5,793,134,356.21/83,692.89
6. Step 6: Final answer
   x = 69,218.95