Finding the Fourth Proportional to 144,105.36, 216,187 and 50,598.80

Step by Step Solution

1. Step 1: Write the proportion equation
   144,105.36 : 216,187 = 50,598.80 : x
2. Step 2: Convert to fraction form
   144,105.36/216,187 = 50,598.80/x
3. Step 3: Cross multiply
   144,105.36x = 216,187 × 50,598.80
4. Step 4: Simplify right side
   144,105.36x = 10,938,802,775.60
5. Step 5: Solve for x
   x = 10,938,802,775.60/144,105.36
6. Step 6: Final answer
   x = 75,908.37