Finding the Fourth Proportional to 89,465.37, 123,460.74 and 49,178.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,465.37 : 123,460.74 = 49,178.27 : x
2. Step 2: Convert to fraction form
   89,465.37/123,460.74 = 49,178.27/x
3. Step 3: Cross multiply
   89,465.37x = 123,460.74 × 49,178.27
4. Step 4: Simplify right side
   89,465.37x = 6,071,584,988.82
5. Step 5: Solve for x
   x = 6,071,584,988.82/89,465.37
6. Step 6: Final answer
   x = 67,865.20