Finding the Fourth Proportional to 122,188.89, 183,168.42 and 65,944.72

Step by Step Solution

1. Step 1: Write the proportion equation
   122,188.89 : 183,168.42 = 65,944.72 : x
2. Step 2: Convert to fraction form
   122,188.89/183,168.42 = 65,944.72/x
3. Step 3: Cross multiply
   122,188.89x = 183,168.42 × 65,944.72
4. Step 4: Simplify right side
   122,188.89x = 12,078,990,169.74
5. Step 5: Solve for x
   x = 12,078,990,169.74/122,188.89
6. Step 6: Final answer
   x = 98,855.06