Finding the Fourth Proportional to 50,715.72, 76,075.31 and 17,435.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,715.72 : 76,075.31 = 17,435.50 : x
2. Step 2: Convert to fraction form
   50,715.72/76,075.31 = 17,435.50/x
3. Step 3: Cross multiply
   50,715.72x = 76,075.31 × 17,435.50
4. Step 4: Simplify right side
   50,715.72x = 1,326,410,920.91
5. Step 5: Solve for x
   x = 1,326,410,920.91/50,715.72
6. Step 6: Final answer
   x = 26,153.84