Finding the Fourth Proportional to 10,679.57, 14,737.72 and 5,899.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,679.57 : 14,737.72 = 5,899.51 : x
2. Step 2: Convert to fraction form
   10,679.57/14,737.72 = 5,899.51/x
3. Step 3: Cross multiply
   10,679.57x = 14,737.72 × 5,899.51
4. Step 4: Simplify right side
   10,679.57x = 86,945,274.92
5. Step 5: Solve for x
   x = 86,945,274.92/10,679.57
6. Step 6: Final answer
   x = 8,141.27