Finding the Fourth Proportional to 53,222.83, 73,439.49 and 30,562.81

Step by Step Solution

1. Step 1: Write the proportion equation
   53,222.83 : 73,439.49 = 30,562.81 : x
2. Step 2: Convert to fraction form
   53,222.83/73,439.49 = 30,562.81/x
3. Step 3: Cross multiply
   53,222.83x = 73,439.49 × 30,562.81
4. Step 4: Simplify right side
   53,222.83x = 2,244,517,179.37
5. Step 5: Solve for x
   x = 2,244,517,179.37/53,222.83
6. Step 6: Final answer
   x = 42,172.08