Finding the Fourth Proportional to 53,158.56, 79,711.76 and 30,359.76

Step by Step Solution

1. Step 1: Write the proportion equation
   53,158.56 : 79,711.76 = 30,359.76 : x
2. Step 2: Convert to fraction form
   53,158.56/79,711.76 = 30,359.76/x
3. Step 3: Cross multiply
   53,158.56x = 79,711.76 × 30,359.76
4. Step 4: Simplify right side
   53,158.56x = 2,420,029,902.78
5. Step 5: Solve for x
   x = 2,420,029,902.78/53,158.56
6. Step 6: Final answer
   x = 45,524.75