Finding the Third Proportional to 71,456 and 105,043

Step by Step Solution

1. Step 1: Write the proportion equation
   71,456 : 105,043 = 105,043 : x
2. Step 2: Convert to fraction form
   71,456/105,043 = 105,043/x
3. Step 3: Cross multiply
   71,456x = 105,043 × 105,043
4. Step 4: Simplify right side
   71,456x = 11,034,031,849
5. Step 5: Solve for x
   x = 11,034,031,849/71,456
6. Step 6: Final answer
   x = 154,417.15