Finding the Third Proportional to 45,284.75 and 99,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,284.75 : 99,317.50 = 99,317.50 : x
2. Step 2: Convert to fraction form
   45,284.75/99,317.50 = 99,317.50/x
3. Step 3: Cross multiply
   45,284.75x = 99,317.50 × 99,317.50
4. Step 4: Simplify right side
   45,284.75x = 9,863,965,806.25
5. Step 5: Solve for x
   x = 9,863,965,806.25/45,284.75
6. Step 6: Final answer
   x = 217,820.92