Finding the Fourth Proportional to 10,714.84, 16,082.64 and 5,172.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,714.84 : 16,082.64 = 5,172.08 : x
2. Step 2: Convert to fraction form
   10,714.84/16,082.64 = 5,172.08/x
3. Step 3: Cross multiply
   10,714.84x = 16,082.64 × 5,172.08
4. Step 4: Simplify right side
   10,714.84x = 83,180,700.69
5. Step 5: Solve for x
   x = 83,180,700.69/10,714.84
6. Step 6: Final answer
   x = 7,763.13