Finding the Third Proportional to 67,139 and 94,111

Step by Step Solution

1. Step 1: Write the proportion equation
   67,139 : 94,111 = 94,111 : x
2. Step 2: Convert to fraction form
   67,139/94,111 = 94,111/x
3. Step 3: Cross multiply
   67,139x = 94,111 × 94,111
4. Step 4: Simplify right side
   67,139x = 8,856,880,321
5. Step 5: Solve for x
   x = 8,856,880,321/67,139
6. Step 6: Final answer
   x = 131,918.56