Finding the Fourth Proportional to 55,606.50, 76,737.24 and 30,456

Step by Step Solution

1. Step 1: Write the proportion equation
   55,606.50 : 76,737.24 = 30,456 : x
2. Step 2: Convert to fraction form
   55,606.50/76,737.24 = 30,456/x
3. Step 3: Cross multiply
   55,606.50x = 76,737.24 × 30,456
4. Step 4: Simplify right side
   55,606.50x = 2,337,109,381.44
5. Step 5: Solve for x
   x = 2,337,109,381.44/55,606.50
6. Step 6: Final answer
   x = 42,029.43