Finding the Fourth Proportional to 10,396.08, 14,346.52 and 5,680.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,396.08 : 14,346.52 = 5,680.32 : x
2. Step 2: Convert to fraction form
   10,396.08/14,346.52 = 5,680.32/x
3. Step 3: Cross multiply
   10,396.08x = 14,346.52 × 5,680.32
4. Step 4: Simplify right side
   10,396.08x = 81,492,824.49
5. Step 5: Solve for x
   x = 81,492,824.49/10,396.08
6. Step 6: Final answer
   x = 7,838.80