Finding the Fourth Proportional to 89,340.33, 123,288.81 and 49,053.74

Step by Step Solution

1. Step 1: Write the proportion equation
   89,340.33 : 123,288.81 = 49,053.74 : x
2. Step 2: Convert to fraction form
   89,340.33/123,288.81 = 49,053.74/x
3. Step 3: Cross multiply
   89,340.33x = 123,288.81 × 49,053.74
4. Step 4: Simplify right side
   89,340.33x = 6,047,777,416.24
5. Step 5: Solve for x
   x = 6,047,777,416.24/89,340.33
6. Step 6: Final answer
   x = 67,693.70