Finding the Fourth Proportional to 140,092.47, 210,065.69 and 50,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,092.47 : 210,065.69 = 50,100.50 : x
2. Step 2: Convert to fraction form
   140,092.47/210,065.69 = 50,100.50/x
3. Step 3: Cross multiply
   140,092.47x = 210,065.69 × 50,100.50
4. Step 4: Simplify right side
   140,092.47x = 10,524,394,801.01
5. Step 5: Solve for x
   x = 10,524,394,801.01/140,092.47
6. Step 6: Final answer
   x = 75,124.63