Finding the Third Proportional to 57,105 and 90,937.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,105 : 90,937.50 = 90,937.50 : x
2. Step 2: Convert to fraction form
   57,105/90,937.50 = 90,937.50/x
3. Step 3: Cross multiply
   57,105x = 90,937.50 × 90,937.50
4. Step 4: Simplify right side
   57,105x = 8,269,628,906.25
5. Step 5: Solve for x
   x = 8,269,628,906.25/57,105
6. Step 6: Final answer
   x = 144,814.45