Finding the Fourth Proportional to 140,755.48, 211,016.94 and 65,838.76

Step by Step Solution

1. Step 1: Write the proportion equation
   140,755.48 : 211,016.94 = 65,838.76 : x
2. Step 2: Convert to fraction form
   140,755.48/211,016.94 = 65,838.76/x
3. Step 3: Cross multiply
   140,755.48x = 211,016.94 × 65,838.76
4. Step 4: Simplify right side
   140,755.48x = 13,893,093,668.59
5. Step 5: Solve for x
   x = 13,893,093,668.59/140,755.48
6. Step 6: Final answer
   x = 98,703.75