Finding the Third Proportional to 68,613 and 103,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,613 : 103,108.50 = 103,108.50 : x
2. Step 2: Convert to fraction form
   68,613/103,108.50 = 103,108.50/x
3. Step 3: Cross multiply
   68,613x = 103,108.50 × 103,108.50
4. Step 4: Simplify right side
   68,613x = 10,631,362,772.25
5. Step 5: Solve for x
   x = 10,631,362,772.25/68,613
6. Step 6: Final answer
   x = 154,946.77