Finding the Fourth Proportional to 10,558.82, 14,557.95 and 7,723.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,558.82 : 14,557.95 = 7,723.91 : x
2. Step 2: Convert to fraction form
   10,558.82/14,557.95 = 7,723.91/x
3. Step 3: Cross multiply
   10,558.82x = 14,557.95 × 7,723.91
4. Step 4: Simplify right side
   10,558.82x = 112,444,222.79
5. Step 5: Solve for x
   x = 112,444,222.79/10,558.82
6. Step 6: Final answer
   x = 10,649.32