Finding the Fourth Proportional to 89,051.83, 122,764.89 and 55,041.09

Step by Step Solution

1. Step 1: Write the proportion equation
   89,051.83 : 122,764.89 = 55,041.09 : x
2. Step 2: Convert to fraction form
   89,051.83/122,764.89 = 55,041.09/x
3. Step 3: Cross multiply
   89,051.83x = 122,764.89 × 55,041.09
4. Step 4: Simplify right side
   89,051.83x = 6,757,113,986.39
5. Step 5: Solve for x
   x = 6,757,113,986.39/89,051.83
6. Step 6: Final answer
   x = 75,878.44