Finding the Third Proportional to 42,300 and 65,394

Step by Step Solution

1. Step 1: Write the proportion equation
   42,300 : 65,394 = 65,394 : x
2. Step 2: Convert to fraction form
   42,300/65,394 = 65,394/x
3. Step 3: Cross multiply
   42,300x = 65,394 × 65,394
4. Step 4: Simplify right side
   42,300x = 4,276,375,236
5. Step 5: Solve for x
   x = 4,276,375,236/42,300
6. Step 6: Final answer
   x = 101,096.34