Finding the Fourth Proportional to 14,499.34, 21,752.87 and 4,638.81

Step by Step Solution

1. Step 1: Write the proportion equation
   14,499.34 : 21,752.87 = 4,638.81 : x
2. Step 2: Convert to fraction form
   14,499.34/21,752.87 = 4,638.81/x
3. Step 3: Cross multiply
   14,499.34x = 21,752.87 × 4,638.81
4. Step 4: Simplify right side
   14,499.34x = 100,907,430.88
5. Step 5: Solve for x
   x = 100,907,430.88/14,499.34
6. Step 6: Final answer
   x = 6,959.45