Finding the Fourth Proportional to 53,123.73, 73,311.01 and 30,463.57

Step by Step Solution

1. Step 1: Write the proportion equation
   53,123.73 : 73,311.01 = 30,463.57 : x
2. Step 2: Convert to fraction form
   53,123.73/73,311.01 = 30,463.57/x
3. Step 3: Cross multiply
   53,123.73x = 73,311.01 × 30,463.57
4. Step 4: Simplify right side
   53,123.73x = 2,233,315,084.91
5. Step 5: Solve for x
   x = 2,233,315,084.91/53,123.73
6. Step 6: Final answer
   x = 42,039.88