Finding the Fourth Proportional to 10,172.43, 14,038.65 and 5,696.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,172.43 : 14,038.65 = 5,696.06 : x
2. Step 2: Convert to fraction form
   10,172.43/14,038.65 = 5,696.06/x
3. Step 3: Cross multiply
   10,172.43x = 14,038.65 × 5,696.06
4. Step 4: Simplify right side
   10,172.43x = 79,964,922.53
5. Step 5: Solve for x
   x = 79,964,922.53/10,172.43
6. Step 6: Final answer
   x = 7,860.95