Finding the Fourth Proportional to 72,522.82, 108,789.50 and 30,360.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,522.82 : 108,789.50 = 30,360.50 : x
2. Step 2: Convert to fraction form
   72,522.82/108,789.50 = 30,360.50/x
3. Step 3: Cross multiply
   72,522.82x = 108,789.50 × 30,360.50
4. Step 4: Simplify right side
   72,522.82x = 3,302,902,919.00
5. Step 5: Solve for x
   x = 3,302,902,919.00/72,522.82
6. Step 6: Final answer
   x = 45,542.95