Finding the Fourth Proportional to 55,320.30, 82,786.05 and 37,824.30

Step by Step Solution

1. Step 1: Write the proportion equation
   55,320.30 : 82,786.05 = 37,824.30 : x
2. Step 2: Convert to fraction form
   55,320.30/82,786.05 = 37,824.30/x
3. Step 3: Cross multiply
   55,320.30x = 82,786.05 × 37,824.30
4. Step 4: Simplify right side
   55,320.30x = 3,131,324,391.02
5. Step 5: Solve for x
   x = 3,131,324,391.02/55,320.30
6. Step 6: Final answer
   x = 56,603.53