Finding the Third Proportional to 45,552.50 and 63,698

Step by Step Solution

1. Step 1: Write the proportion equation
   45,552.50 : 63,698 = 63,698 : x
2. Step 2: Convert to fraction form
   45,552.50/63,698 = 63,698/x
3. Step 3: Cross multiply
   45,552.50x = 63,698 × 63,698
4. Step 4: Simplify right side
   45,552.50x = 4,057,435,204
5. Step 5: Solve for x
   x = 4,057,435,204/45,552.50
6. Step 6: Final answer
   x = 89,071.63