Finding the Fourth Proportional to 89,074.82, 122,838.42 and 53,259.02

Step by Step Solution

1. Step 1: Write the proportion equation
   89,074.82 : 122,838.42 = 53,259.02 : x
2. Step 2: Convert to fraction form
   89,074.82/122,838.42 = 53,259.02/x
3. Step 3: Cross multiply
   89,074.82x = 122,838.42 × 53,259.02
4. Step 4: Simplify right side
   89,074.82x = 6,542,253,867.55
5. Step 5: Solve for x
   x = 6,542,253,867.55/89,074.82
6. Step 6: Final answer
   x = 73,446.73