Finding the Fourth Proportional to 89,616.42, 123,665.94 and 49,322.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,616.42 : 123,665.94 = 49,322.34 : x
2. Step 2: Convert to fraction form
   89,616.42/123,665.94 = 49,322.34/x
3. Step 3: Cross multiply
   89,616.42x = 123,665.94 × 49,322.34
4. Step 4: Simplify right side
   89,616.42x = 6,099,493,539.10
5. Step 5: Solve for x
   x = 6,099,493,539.10/89,616.42
6. Step 6: Final answer
   x = 68,062.23