Finding the Fourth Proportional to 89,174.03, 123,075.77 and 67,734.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,174.03 : 123,075.77 = 67,734.75 : x
2. Step 2: Convert to fraction form
   89,174.03/123,075.77 = 67,734.75/x
3. Step 3: Cross multiply
   89,174.03x = 123,075.77 × 67,734.75
4. Step 4: Simplify right side
   89,174.03x = 8,336,506,173.33
5. Step 5: Solve for x
   x = 8,336,506,173.33/89,174.03
6. Step 6: Final answer
   x = 93,485.81