Finding the Fourth Proportional to 65,741.39, 98,636.71 and 34,131.72

Step by Step Solution

1. Step 1: Write the proportion equation
   65,741.39 : 98,636.71 = 34,131.72 : x
2. Step 2: Convert to fraction form
   65,741.39/98,636.71 = 34,131.72/x
3. Step 3: Cross multiply
   65,741.39x = 98,636.71 × 34,131.72
4. Step 4: Simplify right side
   65,741.39x = 3,366,640,567.44
5. Step 5: Solve for x
   x = 3,366,640,567.44/65,741.39
6. Step 6: Final answer
   x = 51,210.36