Finding the Third Proportional to 71,982.50 and 112,908

Step by Step Solution

1. Step 1: Write the proportion equation
   71,982.50 : 112,908 = 112,908 : x
2. Step 2: Convert to fraction form
   71,982.50/112,908 = 112,908/x
3. Step 3: Cross multiply
   71,982.50x = 112,908 × 112,908
4. Step 4: Simplify right side
   71,982.50x = 12,748,216,464
5. Step 5: Solve for x
   x = 12,748,216,464/71,982.50
6. Step 6: Final answer
   x = 177,101.61