Finding the Third Proportional to 71,558 and 105,148

Step by Step Solution

1. Step 1: Write the proportion equation
   71,558 : 105,148 = 105,148 : x
2. Step 2: Convert to fraction form
   71,558/105,148 = 105,148/x
3. Step 3: Cross multiply
   71,558x = 105,148 × 105,148
4. Step 4: Simplify right side
   71,558x = 11,056,101,904
5. Step 5: Solve for x
   x = 11,056,101,904/71,558
6. Step 6: Final answer
   x = 154,505.46