Finding the Third Proportional to 45,220.50 and 91,671.75

Step by Step Solution

1. Step 1: Write the proportion equation
   45,220.50 : 91,671.75 = 91,671.75 : x
2. Step 2: Convert to fraction form
   45,220.50/91,671.75 = 91,671.75/x
3. Step 3: Cross multiply
   45,220.50x = 91,671.75 × 91,671.75
4. Step 4: Simplify right side
   45,220.50x = 8,403,709,748.06
5. Step 5: Solve for x
   x = 8,403,709,748.06/45,220.50
6. Step 6: Final answer
   x = 185,838.50