Finding the Third Proportional to 64,170 and 103,384.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,170 : 103,384.50 = 103,384.50 : x
2. Step 2: Convert to fraction form
   64,170/103,384.50 = 103,384.50/x
3. Step 3: Cross multiply
   64,170x = 103,384.50 × 103,384.50
4. Step 4: Simplify right side
   64,170x = 10,688,354,840.25
5. Step 5: Solve for x
   x = 10,688,354,840.25/64,170
6. Step 6: Final answer
   x = 166,563.11