Finding the Fourth Proportional to 14,847.64, 22,271.10 and 4,987.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,847.64 : 22,271.10 = 4,987.72 : x
2. Step 2: Convert to fraction form
   14,847.64/22,271.10 = 4,987.72/x
3. Step 3: Cross multiply
   14,847.64x = 22,271.10 × 4,987.72
4. Step 4: Simplify right side
   14,847.64x = 111,082,010.89
5. Step 5: Solve for x
   x = 111,082,010.89/14,847.64
6. Step 6: Final answer
   x = 7,481.46