Finding the Third Proportional to 84,085.59 and 126,481.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,085.59 : 126,481.50 = 126,481.50 : x
2. Step 2: Convert to fraction form
   84,085.59/126,481.50 = 126,481.50/x
3. Step 3: Cross multiply
   84,085.59x = 126,481.50 × 126,481.50
4. Step 4: Simplify right side
   84,085.59x = 15,997,569,842.25
5. Step 5: Solve for x
   x = 15,997,569,842.25/84,085.59
6. Step 6: Final answer
   x = 190,253.40