Finding the Fourth Proportional to 88,412.50, 122,009.25 and 48,668.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,412.50 : 122,009.25 = 48,668.50 : x
2. Step 2: Convert to fraction form
   88,412.50/122,009.25 = 48,668.50/x
3. Step 3: Cross multiply
   88,412.50x = 122,009.25 × 48,668.50
4. Step 4: Simplify right side
   88,412.50x = 5,938,007,183.63
5. Step 5: Solve for x
   x = 5,938,007,183.63/88,412.50
6. Step 6: Final answer
   x = 67,162.53