Finding the Third Proportional to 68,740.31 and 103,802.06

Step by Step Solution

1. Step 1: Write the proportion equation
   68,740.31 : 103,802.06 = 103,802.06 : x
2. Step 2: Convert to fraction form
   68,740.31/103,802.06 = 103,802.06/x
3. Step 3: Cross multiply
   68,740.31x = 103,802.06 × 103,802.06
4. Step 4: Simplify right side
   68,740.31x = 10,774,868,179.25
5. Step 5: Solve for x
   x = 10,774,868,179.25/68,740.31
6. Step 6: Final answer
   x = 156,747.44