Finding the Fourth Proportional to 82,173.69, 123,274.17 and 28,851.83

Step by Step Solution

1. Step 1: Write the proportion equation
   82,173.69 : 123,274.17 = 28,851.83 : x
2. Step 2: Convert to fraction form
   82,173.69/123,274.17 = 28,851.83/x
3. Step 3: Cross multiply
   82,173.69x = 123,274.17 × 28,851.83
4. Step 4: Simplify right side
   82,173.69x = 3,556,685,242.14
5. Step 5: Solve for x
   x = 3,556,685,242.14/82,173.69
6. Step 6: Final answer
   x = 43,282.53