Finding the Third Proportional to 65,647.50 and 104,213

Step by Step Solution

1. Step 1: Write the proportion equation
   65,647.50 : 104,213 = 104,213 : x
2. Step 2: Convert to fraction form
   65,647.50/104,213 = 104,213/x
3. Step 3: Cross multiply
   65,647.50x = 104,213 × 104,213
4. Step 4: Simplify right side
   65,647.50x = 10,860,349,369
5. Step 5: Solve for x
   x = 10,860,349,369/65,647.50
6. Step 6: Final answer
   x = 165,434.32