Finding the Third Proportional to 9,158 and 14,140

Step by Step Solution

1. Step 1: Write the proportion equation
   9,158 : 14,140 = 14,140 : x
2. Step 2: Convert to fraction form
   9,158/14,140 = 14,140/x
3. Step 3: Cross multiply
   9,158x = 14,140 × 14,140
4. Step 4: Simplify right side
   9,158x = 199,939,600
5. Step 5: Solve for x
   x = 199,939,600/9,158
6. Step 6: Final answer
   x = 21,832.23