Finding the Fourth Proportional to 89,692.02, 123,774.41 and 49,404.85

Step by Step Solution

1. Step 1: Write the proportion equation
   89,692.02 : 123,774.41 = 49,404.85 : x
2. Step 2: Convert to fraction form
   89,692.02/123,774.41 = 49,404.85/x
3. Step 3: Cross multiply
   89,692.02x = 123,774.41 × 49,404.85
4. Step 4: Simplify right side
   89,692.02x = 6,115,055,973.96
5. Step 5: Solve for x
   x = 6,115,055,973.96/89,692.02
6. Step 6: Final answer
   x = 68,178.37