Finding the Fourth Proportional to 89,076.42, 122,925.49 and 48,790.86

Step by Step Solution

1. Step 1: Write the proportion equation
   89,076.42 : 122,925.49 = 48,790.86 : x
2. Step 2: Convert to fraction form
   89,076.42/122,925.49 = 48,790.86/x
3. Step 3: Cross multiply
   89,076.42x = 122,925.49 × 48,790.86
4. Step 4: Simplify right side
   89,076.42x = 5,997,640,373.02
5. Step 5: Solve for x
   x = 5,997,640,373.02/89,076.42
6. Step 6: Final answer
   x = 67,331.40