Finding the Fourth Proportional to 52,423.94, 72,338.67 and 30,912.37

Step by Step Solution

1. Step 1: Write the proportion equation
   52,423.94 : 72,338.67 = 30,912.37 : x
2. Step 2: Convert to fraction form
   52,423.94/72,338.67 = 30,912.37/x
3. Step 3: Cross multiply
   52,423.94x = 72,338.67 × 30,912.37
4. Step 4: Simplify right side
   52,423.94x = 2,236,159,551.50
5. Step 5: Solve for x
   x = 2,236,159,551.50/52,423.94
6. Step 6: Final answer
   x = 42,655.31