Finding the Fourth Proportional to 89,003.50, 122,825.19 and 49,259.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,003.50 : 122,825.19 = 49,259.50 : x
2. Step 2: Convert to fraction form
   89,003.50/122,825.19 = 49,259.50/x
3. Step 3: Cross multiply
   89,003.50x = 122,825.19 × 49,259.50
4. Step 4: Simplify right side
   89,003.50x = 6,050,307,446.81
5. Step 5: Solve for x
   x = 6,050,307,446.81/89,003.50
6. Step 6: Final answer
   x = 67,978.31