Finding the Fourth Proportional to 144,097.72, 216,141.93 and 65,211.94

Step by Step Solution

1. Step 1: Write the proportion equation
   144,097.72 : 216,141.93 = 65,211.94 : x
2. Step 2: Convert to fraction form
   144,097.72/216,141.93 = 65,211.94/x
3. Step 3: Cross multiply
   144,097.72x = 216,141.93 × 65,211.94
4. Step 4: Simplify right side
   144,097.72x = 14,095,034,570.64
5. Step 5: Solve for x
   x = 14,095,034,570.64/144,097.72
6. Step 6: Final answer
   x = 97,815.81