Finding the Third Proportional to 6,139.55 and 10,847.67

Step by Step Solution

1. Step 1: Write the proportion equation
   6,139.55 : 10,847.67 = 10,847.67 : x
2. Step 2: Convert to fraction form
   6,139.55/10,847.67 = 10,847.67/x
3. Step 3: Cross multiply
   6,139.55x = 10,847.67 × 10,847.67
4. Step 4: Simplify right side
   6,139.55x = 117,671,985.11
5. Step 5: Solve for x
   x = 117,671,985.11/6,139.55
6. Step 6: Final answer
   x = 19,166.23