Finding the Fourth Proportional to 144,131.36, 216,052.32 and 49,296.72

Step by Step Solution

1. Step 1: Write the proportion equation
   144,131.36 : 216,052.32 = 49,296.72 : x
2. Step 2: Convert to fraction form
   144,131.36/216,052.32 = 49,296.72/x
3. Step 3: Cross multiply
   144,131.36x = 216,052.32 × 49,296.72
4. Step 4: Simplify right side
   144,131.36x = 10,650,670,724.39
5. Step 5: Solve for x
   x = 10,650,670,724.39/144,131.36
6. Step 6: Final answer
   x = 73,895.58