Finding the Third Proportional to 98,334 and 215,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,334 : 215,581.50 = 215,581.50 : x
2. Step 2: Convert to fraction form
   98,334/215,581.50 = 215,581.50/x
3. Step 3: Cross multiply
   98,334x = 215,581.50 × 215,581.50
4. Step 4: Simplify right side
   98,334x = 46,475,383,142.25
5. Step 5: Solve for x
   x = 46,475,383,142.25/98,334
6. Step 6: Final answer
   x = 472,627.81