Finding the Third Proportional to 4,779.38 and 10,250.94

Step by Step Solution

1. Step 1: Write the proportion equation
   4,779.38 : 10,250.94 = 10,250.94 : x
2. Step 2: Convert to fraction form
   4,779.38/10,250.94 = 10,250.94/x
3. Step 3: Cross multiply
   4,779.38x = 10,250.94 × 10,250.94
4. Step 4: Simplify right side
   4,779.38x = 105,081,719.63
5. Step 5: Solve for x
   x = 105,081,719.63/4,779.38
6. Step 6: Final answer
   x = 21,986.50