Finding the Third Proportional to 41,078.63 and 84,100.13

Step by Step Solution

1. Step 1: Write the proportion equation
   41,078.63 : 84,100.13 = 84,100.13 : x
2. Step 2: Convert to fraction form
   41,078.63/84,100.13 = 84,100.13/x
3. Step 3: Cross multiply
   41,078.63x = 84,100.13 × 84,100.13
4. Step 4: Simplify right side
   41,078.63x = 7,072,831,025.02
5. Step 5: Solve for x
   x = 7,072,831,025.02/41,078.63
6. Step 6: Final answer
   x = 172,177.89