Finding the Third Proportional to 7,316.58 and 10,909.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,316.58 : 10,909.69 = 10,909.69 : x
2. Step 2: Convert to fraction form
   7,316.58/10,909.69 = 10,909.69/x
3. Step 3: Cross multiply
   7,316.58x = 10,909.69 × 10,909.69
4. Step 4: Simplify right side
   7,316.58x = 119,021,281.35
5. Step 5: Solve for x
   x = 119,021,281.35/7,316.58
6. Step 6: Final answer
   x = 16,267.34