Finding the Fourth Proportional to 89,064.09, 122,906.16 and 48,779.55

Step by Step Solution

1. Step 1: Write the proportion equation
   89,064.09 : 122,906.16 = 48,779.55 : x
2. Step 2: Convert to fraction form
   89,064.09/122,906.16 = 48,779.55/x
3. Step 3: Cross multiply
   89,064.09x = 122,906.16 × 48,779.55
4. Step 4: Simplify right side
   89,064.09x = 5,995,307,177.03
5. Step 5: Solve for x
   x = 5,995,307,177.03/89,064.09
6. Step 6: Final answer
   x = 67,314.53