Finding the Third Proportional to 70,636.50 and 104,731.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,636.50 : 104,731.50 = 104,731.50 : x
2. Step 2: Convert to fraction form
   70,636.50/104,731.50 = 104,731.50/x
3. Step 3: Cross multiply
   70,636.50x = 104,731.50 × 104,731.50
4. Step 4: Simplify right side
   70,636.50x = 10,968,687,092.25
5. Step 5: Solve for x
   x = 10,968,687,092.25/70,636.50
6. Step 6: Final answer
   x = 155,283.56