Finding the Fourth Proportional to 53,484.05, 73,809.69 and 30,821.24

Step by Step Solution

1. Step 1: Write the proportion equation
   53,484.05 : 73,809.69 = 30,821.24 : x
2. Step 2: Convert to fraction form
   53,484.05/73,809.69 = 30,821.24/x
3. Step 3: Cross multiply
   53,484.05x = 73,809.69 × 30,821.24
4. Step 4: Simplify right side
   53,484.05x = 2,274,906,169.82
5. Step 5: Solve for x
   x = 2,274,906,169.82/53,484.05
6. Step 6: Final answer
   x = 42,534.29