Finding the Fourth Proportional to 89,419.94, 123,397.03 and 49,133.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,419.94 : 123,397.03 = 49,133.69 : x
2. Step 2: Convert to fraction form
   89,419.94/123,397.03 = 49,133.69/x
3. Step 3: Cross multiply
   89,419.94x = 123,397.03 × 49,133.69
4. Step 4: Simplify right side
   89,419.94x = 6,062,951,395.21
5. Step 5: Solve for x
   x = 6,062,951,395.21/89,419.94
6. Step 6: Final answer
   x = 67,803.13