Finding the Fourth Proportional to 138,963.34, 208,443.50 and 33,782.42

Step by Step Solution

1. Step 1: Write the proportion equation
   138,963.34 : 208,443.50 = 33,782.42 : x
2. Step 2: Convert to fraction form
   138,963.34/208,443.50 = 33,782.42/x
3. Step 3: Cross multiply
   138,963.34x = 208,443.50 × 33,782.42
4. Step 4: Simplify right side
   138,963.34x = 7,041,725,863.27
5. Step 5: Solve for x
   x = 7,041,725,863.27/138,963.34
6. Step 6: Final answer
   x = 50,673.26