Finding the Fourth Proportional to 10,460.98, 14,436.11 and 5,680.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,460.98 : 14,436.11 = 5,680.89 : x
2. Step 2: Convert to fraction form
   10,460.98/14,436.11 = 5,680.89/x
3. Step 3: Cross multiply
   10,460.98x = 14,436.11 × 5,680.89
4. Step 4: Simplify right side
   10,460.98x = 82,010,000.10
5. Step 5: Solve for x
   x = 82,010,000.10/10,460.98
6. Step 6: Final answer
   x = 7,839.61