Finding the Fourth Proportional to 122,323.42, 183,441.12 and 42,339.67

Step by Step Solution

1. Step 1: Write the proportion equation
   122,323.42 : 183,441.12 = 42,339.67 : x
2. Step 2: Convert to fraction form
   122,323.42/183,441.12 = 42,339.67/x
3. Step 3: Cross multiply
   122,323.42x = 183,441.12 × 42,339.67
4. Step 4: Simplify right side
   122,323.42x = 7,766,835,867.85
5. Step 5: Solve for x
   x = 7,766,835,867.85/122,323.42
6. Step 6: Final answer
   x = 63,494.27