Finding the Fourth Proportional to 144,578.24, 216,882.06 and 49,796.09

Step by Step Solution

1. Step 1: Write the proportion equation
   144,578.24 : 216,882.06 = 49,796.09 : x
2. Step 2: Convert to fraction form
   144,578.24/216,882.06 = 49,796.09/x
3. Step 3: Cross multiply
   144,578.24x = 216,882.06 × 49,796.09
4. Step 4: Simplify right side
   144,578.24x = 10,799,878,579.15
5. Step 5: Solve for x
   x = 10,799,878,579.15/144,578.24
6. Step 6: Final answer
   x = 74,699.20