Finding the Third Proportional to 70,777.50 and 107,076

Step by Step Solution

1. Step 1: Write the proportion equation
   70,777.50 : 107,076 = 107,076 : x
2. Step 2: Convert to fraction form
   70,777.50/107,076 = 107,076/x
3. Step 3: Cross multiply
   70,777.50x = 107,076 × 107,076
4. Step 4: Simplify right side
   70,777.50x = 11,465,269,776
5. Step 5: Solve for x
   x = 11,465,269,776/70,777.50
6. Step 6: Final answer
   x = 161,990.32