Finding the Fourth Proportional to 89,236.42, 123,125.61 and 53,412.82

Step by Step Solution

1. Step 1: Write the proportion equation
   89,236.42 : 123,125.61 = 53,412.82 : x
2. Step 2: Convert to fraction form
   89,236.42/123,125.61 = 53,412.82/x
3. Step 3: Cross multiply
   89,236.42x = 123,125.61 × 53,412.82
4. Step 4: Simplify right side
   89,236.42x = 6,576,486,044.32
5. Step 5: Solve for x
   x = 6,576,486,044.32/89,236.42
6. Step 6: Final answer
   x = 73,697.33