Finding the Fourth Proportional to 90,323.10, 124,653.53 and 50,049.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,323.10 : 124,653.53 = 50,049.50 : x
2. Step 2: Convert to fraction form
   90,323.10/124,653.53 = 50,049.50/x
3. Step 3: Cross multiply
   90,323.10x = 124,653.53 × 50,049.50
4. Step 4: Simplify right side
   90,323.10x = 6,238,846,351.59
5. Step 5: Solve for x
   x = 6,238,846,351.59/90,323.10
6. Step 6: Final answer
   x = 69,072.54