Finding the Third Proportional to 35,442 and 68,284.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,442 : 68,284.50 = 68,284.50 : x
2. Step 2: Convert to fraction form
   35,442/68,284.50 = 68,284.50/x
3. Step 3: Cross multiply
   35,442x = 68,284.50 × 68,284.50
4. Step 4: Simplify right side
   35,442x = 4,662,772,940.25
5. Step 5: Solve for x
   x = 4,662,772,940.25/35,442
6. Step 6: Final answer
   x = 131,560.66