Finding the Third Proportional to 94,397.50 and 199,730

Step by Step Solution

1. Step 1: Write the proportion equation
   94,397.50 : 199,730 = 199,730 : x
2. Step 2: Convert to fraction form
   94,397.50/199,730 = 199,730/x
3. Step 3: Cross multiply
   94,397.50x = 199,730 × 199,730
4. Step 4: Simplify right side
   94,397.50x = 39,892,072,900
5. Step 5: Solve for x
   x = 39,892,072,900/94,397.50
6. Step 6: Final answer
   x = 422,596.71