Finding the Third Proportional to 43,347 and 68,656.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,347 : 68,656.50 = 68,656.50 : x
2. Step 2: Convert to fraction form
   43,347/68,656.50 = 68,656.50/x
3. Step 3: Cross multiply
   43,347x = 68,656.50 × 68,656.50
4. Step 4: Simplify right side
   43,347x = 4,713,714,992.25
5. Step 5: Solve for x
   x = 4,713,714,992.25/43,347
6. Step 6: Final answer
   x = 108,743.74