Finding the Third Proportional to 68,987 and 104,020.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,987 : 104,020.50 = 104,020.50 : x
2. Step 2: Convert to fraction form
   68,987/104,020.50 = 104,020.50/x
3. Step 3: Cross multiply
   68,987x = 104,020.50 × 104,020.50
4. Step 4: Simplify right side
   68,987x = 10,820,264,420.25
5. Step 5: Solve for x
   x = 10,820,264,420.25/68,987
6. Step 6: Final answer
   x = 156,844.98