Finding the Fourth Proportional to 57,363, 85,860.24 and 30,642.18

Step by Step Solution

1. Step 1: Write the proportion equation
   57,363 : 85,860.24 = 30,642.18 : x
2. Step 2: Convert to fraction form
   57,363/85,860.24 = 30,642.18/x
3. Step 3: Cross multiply
   57,363x = 85,860.24 × 30,642.18
4. Step 4: Simplify right side
   57,363x = 2,630,944,928.92
5. Step 5: Solve for x
   x = 2,630,944,928.92/57,363
6. Step 6: Final answer
   x = 45,864.84