Finding the Fourth Proportional to 140,402.01, 210,639.96 and 50,453.82

Step by Step Solution

1. Step 1: Write the proportion equation
   140,402.01 : 210,639.96 = 50,453.82 : x
2. Step 2: Convert to fraction form
   140,402.01/210,639.96 = 50,453.82/x
3. Step 3: Cross multiply
   140,402.01x = 210,639.96 × 50,453.82
4. Step 4: Simplify right side
   140,402.01x = 10,627,590,626.65
5. Step 5: Solve for x
   x = 10,627,590,626.65/140,402.01
6. Step 6: Final answer
   x = 75,694.01