Finding the Fourth Proportional to 65,052.74, 89,723.25 and 55,993.52

Step by Step Solution

1. Step 1: Write the proportion equation
   65,052.74 : 89,723.25 = 55,993.52 : x
2. Step 2: Convert to fraction form
   65,052.74/89,723.25 = 55,993.52/x
3. Step 3: Cross multiply
   65,052.74x = 89,723.25 × 55,993.52
4. Step 4: Simplify right side
   65,052.74x = 5,023,920,313.37
5. Step 5: Solve for x
   x = 5,023,920,313.37/65,052.74
6. Step 6: Final answer
   x = 77,228.42