Finding the Third Proportional to 42,734.25 and 68,532.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,734.25 : 68,532.75 = 68,532.75 : x
2. Step 2: Convert to fraction form
   42,734.25/68,532.75 = 68,532.75/x
3. Step 3: Cross multiply
   42,734.25x = 68,532.75 × 68,532.75
4. Step 4: Simplify right side
   42,734.25x = 4,696,737,822.56
5. Step 5: Solve for x
   x = 4,696,737,822.56/42,734.25
6. Step 6: Final answer
   x = 109,905.70