Finding the Fourth Proportional to 89,180.97, 123,073.62 and 53,364.12

Step by Step Solution

1. Step 1: Write the proportion equation
   89,180.97 : 123,073.62 = 53,364.12 : x
2. Step 2: Convert to fraction form
   89,180.97/123,073.62 = 53,364.12/x
3. Step 3: Cross multiply
   89,180.97x = 123,073.62 × 53,364.12
4. Step 4: Simplify right side
   89,180.97x = 6,567,715,426.51
5. Step 5: Solve for x
   x = 6,567,715,426.51/89,180.97
6. Step 6: Final answer
   x = 73,644.81