Finding the Fourth Proportional to 84,271.48, 126,414.78 and 21,942.52

Step by Step Solution

1. Step 1: Write the proportion equation
   84,271.48 : 126,414.78 = 21,942.52 : x
2. Step 2: Convert to fraction form
   84,271.48/126,414.78 = 21,942.52/x
3. Step 3: Cross multiply
   84,271.48x = 126,414.78 × 21,942.52
4. Step 4: Simplify right side
   84,271.48x = 2,773,858,838.45
5. Step 5: Solve for x
   x = 2,773,858,838.45/84,271.48
6. Step 6: Final answer
   x = 32,915.75