Finding the Fourth Proportional to 96,892.45, 145,400.27 and 50,145.33

Step by Step Solution

1. Step 1: Write the proportion equation
   96,892.45 : 145,400.27 = 50,145.33 : x
2. Step 2: Convert to fraction form
   96,892.45/145,400.27 = 50,145.33/x
3. Step 3: Cross multiply
   96,892.45x = 145,400.27 × 50,145.33
4. Step 4: Simplify right side
   96,892.45x = 7,291,143,997.89
5. Step 5: Solve for x
   x = 7,291,143,997.89/96,892.45
6. Step 6: Final answer
   x = 75,249.86