Finding the Fourth Proportional to 87,263.35, 120,416.33 and 49,020.82

Step by Step Solution

1. Step 1: Write the proportion equation
   87,263.35 : 120,416.33 = 49,020.82 : x
2. Step 2: Convert to fraction form
   87,263.35/120,416.33 = 49,020.82/x
3. Step 3: Cross multiply
   87,263.35x = 120,416.33 × 49,020.82
4. Step 4: Simplify right side
   87,263.35x = 5,902,906,992.89
5. Step 5: Solve for x
   x = 5,902,906,992.89/87,263.35
6. Step 6: Final answer
   x = 67,644.74