Finding the Fourth Proportional to 89,069.12, 122,915.57 and 48,233.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,069.12 : 122,915.57 = 48,233.69 : x
2. Step 2: Convert to fraction form
   89,069.12/122,915.57 = 48,233.69/x
3. Step 3: Cross multiply
   89,069.12x = 122,915.57 × 48,233.69
4. Step 4: Simplify right side
   89,069.12x = 5,928,670,643.81
5. Step 5: Solve for x
   x = 5,928,670,643.81/89,069.12
6. Step 6: Final answer
   x = 66,562.59