Finding the Third Proportional to 64,219.50 and 102,276

Step by Step Solution

1. Step 1: Write the proportion equation
   64,219.50 : 102,276 = 102,276 : x
2. Step 2: Convert to fraction form
   64,219.50/102,276 = 102,276/x
3. Step 3: Cross multiply
   64,219.50x = 102,276 × 102,276
4. Step 4: Simplify right side
   64,219.50x = 10,460,380,176
5. Step 5: Solve for x
   x = 10,460,380,176/64,219.50
6. Step 6: Final answer
   x = 162,884.80