Finding the Third Proportional to 65,440 and 101,472

Step by Step Solution

1. Step 1: Write the proportion equation
   65,440 : 101,472 = 101,472 : x
2. Step 2: Convert to fraction form
   65,440/101,472 = 101,472/x
3. Step 3: Cross multiply
   65,440x = 101,472 × 101,472
4. Step 4: Simplify right side
   65,440x = 10,296,566,784
5. Step 5: Solve for x
   x = 10,296,566,784/65,440
6. Step 6: Final answer
   x = 157,343.62