Finding the Fourth Proportional to 89,158.05, 123,034.41 and 53,326.89

Step by Step Solution

1. Step 1: Write the proportion equation
   89,158.05 : 123,034.41 = 53,326.89 : x
2. Step 2: Convert to fraction form
   89,158.05/123,034.41 = 53,326.89/x
3. Step 3: Cross multiply
   89,158.05x = 123,034.41 × 53,326.89
4. Step 4: Simplify right side
   89,158.05x = 6,561,042,448.28
5. Step 5: Solve for x
   x = 6,561,042,448.28/89,158.05
6. Step 6: Final answer
   x = 73,588.90