Finding the Fourth Proportional to 116,711.94, 174,805.34 and 81,807.42

Step by Step Solution

1. Step 1: Write the proportion equation
   116,711.94 : 174,805.34 = 81,807.42 : x
2. Step 2: Convert to fraction form
   116,711.94/174,805.34 = 81,807.42/x
3. Step 3: Cross multiply
   116,711.94x = 174,805.34 × 81,807.42
4. Step 4: Simplify right side
   116,711.94x = 14,300,373,458.59
5. Step 5: Solve for x
   x = 14,300,373,458.59/116,711.94
6. Step 6: Final answer
   x = 122,527.08