Finding the Fourth Proportional to 68,150.52, 94,021.32 and 50,288.40

Step by Step Solution

1. Step 1: Write the proportion equation
   68,150.52 : 94,021.32 = 50,288.40 : x
2. Step 2: Convert to fraction form
   68,150.52/94,021.32 = 50,288.40/x
3. Step 3: Cross multiply
   68,150.52x = 94,021.32 × 50,288.40
4. Step 4: Simplify right side
   68,150.52x = 4,728,181,748.69
5. Step 5: Solve for x
   x = 4,728,181,748.69/68,150.52
6. Step 6: Final answer
   x = 69,378.51