Finding the Fourth Proportional to 56,063.24, 77,365.32 and 30,912.56

Step by Step Solution

1. Step 1: Write the proportion equation
   56,063.24 : 77,365.32 = 30,912.56 : x
2. Step 2: Convert to fraction form
   56,063.24/77,365.32 = 30,912.56/x
3. Step 3: Cross multiply
   56,063.24x = 77,365.32 × 30,912.56
4. Step 4: Simplify right side
   56,063.24x = 2,391,560,096.42
5. Step 5: Solve for x
   x = 2,391,560,096.42/56,063.24
6. Step 6: Final answer
   x = 42,658.26