Finding the Third Proportional to 81,298.50 and 125,118

Step by Step Solution

1. Step 1: Write the proportion equation
   81,298.50 : 125,118 = 125,118 : x
2. Step 2: Convert to fraction form
   81,298.50/125,118 = 125,118/x
3. Step 3: Cross multiply
   81,298.50x = 125,118 × 125,118
4. Step 4: Simplify right side
   81,298.50x = 15,654,513,924
5. Step 5: Solve for x
   x = 15,654,513,924/81,298.50
6. Step 6: Final answer
   x = 192,556.00