Finding the Third Proportional to 64,047.75 and 102,318

Step by Step Solution

1. Step 1: Write the proportion equation
   64,047.75 : 102,318 = 102,318 : x
2. Step 2: Convert to fraction form
   64,047.75/102,318 = 102,318/x
3. Step 3: Cross multiply
   64,047.75x = 102,318 × 102,318
4. Step 4: Simplify right side
   64,047.75x = 10,468,973,124
5. Step 5: Solve for x
   x = 10,468,973,124/64,047.75
6. Step 6: Final answer
   x = 163,455.75