Finding the Fourth Proportional to 10,679.91, 16,004.82 and 5,051.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,679.91 : 16,004.82 = 5,051.57 : x
2. Step 2: Convert to fraction form
   10,679.91/16,004.82 = 5,051.57/x
3. Step 3: Cross multiply
   10,679.91x = 16,004.82 × 5,051.57
4. Step 4: Simplify right side
   10,679.91x = 80,849,363.29
5. Step 5: Solve for x
   x = 80,849,363.29/10,679.91
6. Step 6: Final answer
   x = 7,570.23