Finding the Fourth Proportional to 47,592.56, 65,647.92 and 30,618.89

Step by Step Solution

1. Step 1: Write the proportion equation
   47,592.56 : 65,647.92 = 30,618.89 : x
2. Step 2: Convert to fraction form
   47,592.56/65,647.92 = 30,618.89/x
3. Step 3: Cross multiply
   47,592.56x = 65,647.92 × 30,618.89
4. Step 4: Simplify right side
   47,592.56x = 2,010,066,441.21
5. Step 5: Solve for x
   x = 2,010,066,441.21/47,592.56
6. Step 6: Final answer
   x = 42,234.89