Finding the Third Proportional to 93,342 and 140,688

Step by Step Solution

1. Step 1: Write the proportion equation
   93,342 : 140,688 = 140,688 : x
2. Step 2: Convert to fraction form
   93,342/140,688 = 140,688/x
3. Step 3: Cross multiply
   93,342x = 140,688 × 140,688
4. Step 4: Simplify right side
   93,342x = 19,793,113,344
5. Step 5: Solve for x
   x = 19,793,113,344/93,342
6. Step 6: Final answer
   x = 212,049.38