Finding the Third Proportional to 4,876.88 and 10,558.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,876.88 : 10,558.69 = 10,558.69 : x
2. Step 2: Convert to fraction form
   4,876.88/10,558.69 = 10,558.69/x
3. Step 3: Cross multiply
   4,876.88x = 10,558.69 × 10,558.69
4. Step 4: Simplify right side
   4,876.88x = 111,485,881.72
5. Step 5: Solve for x
   x = 111,485,881.72/4,876.88
6. Step 6: Final answer
   x = 22,860.11