Finding the Fourth Proportional to 89,481.23, 123,484.52 and 49,197.60

Step by Step Solution

1. Step 1: Write the proportion equation
   89,481.23 : 123,484.52 = 49,197.60 : x
2. Step 2: Convert to fraction form
   89,481.23/123,484.52 = 49,197.60/x
3. Step 3: Cross multiply
   89,481.23x = 123,484.52 × 49,197.60
4. Step 4: Simplify right side
   89,481.23x = 6,075,142,144.15
5. Step 5: Solve for x
   x = 6,075,142,144.15/89,481.23
6. Step 6: Final answer
   x = 67,892.92