Finding the Fourth Proportional to 10,395.75, 14,346.45 and 5,680.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,395.75 : 14,346.45 = 5,680.34 : x
2. Step 2: Convert to fraction form
   10,395.75/14,346.45 = 5,680.34/x
3. Step 3: Cross multiply
   10,395.75x = 14,346.45 × 5,680.34
4. Step 4: Simplify right side
   10,395.75x = 81,492,642.06
5. Step 5: Solve for x
   x = 81,492,642.06/10,395.75
6. Step 6: Final answer
   x = 7,839.03