Finding the Fourth Proportional to 82,724.02, 123,150.44 and 82,231.94

Step by Step Solution

1. Step 1: Write the proportion equation
   82,724.02 : 123,150.44 = 82,231.94 : x
2. Step 2: Convert to fraction form
   82,724.02/123,150.44 = 82,231.94/x
3. Step 3: Cross multiply
   82,724.02x = 123,150.44 × 82,231.94
4. Step 4: Simplify right side
   82,724.02x = 10,126,900,106.51
5. Step 5: Solve for x
   x = 10,126,900,106.51/82,724.02
6. Step 6: Final answer
   x = 122,417.90