Finding the Fourth Proportional to 116,951.42, 161,392.73 and 65,963.99

Step by Step Solution

1. Step 1: Write the proportion equation
   116,951.42 : 161,392.73 = 65,963.99 : x
2. Step 2: Convert to fraction form
   116,951.42/161,392.73 = 65,963.99/x
3. Step 3: Cross multiply
   116,951.42x = 161,392.73 × 65,963.99
4. Step 4: Simplify right side
   116,951.42x = 10,646,107,291.01
5. Step 5: Solve for x
   x = 10,646,107,291.01/116,951.42
6. Step 6: Final answer
   x = 91,030.17