Finding the Fourth Proportional to 10,729.64, 16,098.89 and 4,722.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,729.64 : 16,098.89 = 4,722.63 : x
2. Step 2: Convert to fraction form
   10,729.64/16,098.89 = 4,722.63/x
3. Step 3: Cross multiply
   10,729.64x = 16,098.89 × 4,722.63
4. Step 4: Simplify right side
   10,729.64x = 76,029,077.27
5. Step 5: Solve for x
   x = 76,029,077.27/10,729.64
6. Step 6: Final answer
   x = 7,085.90