Finding the Fourth Proportional to 10,460.68, 14,435.68 and 5,680.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,460.68 : 14,435.68 = 5,680.72 : x
2. Step 2: Convert to fraction form
   10,460.68/14,435.68 = 5,680.72/x
3. Step 3: Cross multiply
   10,460.68x = 14,435.68 × 5,680.72
4. Step 4: Simplify right side
   10,460.68x = 82,005,056.09
5. Step 5: Solve for x
   x = 82,005,056.09/10,460.68
6. Step 6: Final answer
   x = 7,839.36