Finding the Fourth Proportional to 116,953.42, 161,397.42 and 65,968.58

Step by Step Solution

1. Step 1: Write the proportion equation
   116,953.42 : 161,397.42 = 65,968.58 : x
2. Step 2: Convert to fraction form
   116,953.42/161,397.42 = 65,968.58/x
3. Step 3: Cross multiply
   116,953.42x = 161,397.42 × 65,968.58
4. Step 4: Simplify right side
   116,953.42x = 10,647,158,613.06
5. Step 5: Solve for x
   x = 10,647,158,613.06/116,953.42
6. Step 6: Final answer
   x = 91,037.60