Finding the Fourth Proportional to 90,453, 124,826.70 and 50,168.52

Step by Step Solution

1. Step 1: Write the proportion equation
   90,453 : 124,826.70 = 50,168.52 : x
2. Step 2: Convert to fraction form
   90,453/124,826.70 = 50,168.52/x
3. Step 3: Cross multiply
   90,453x = 124,826.70 × 50,168.52
4. Step 4: Simplify right side
   90,453x = 6,262,370,795.48
5. Step 5: Solve for x
   x = 6,262,370,795.48/90,453
6. Step 6: Final answer
   x = 69,233.42