Finding the Third Proportional to 193,672.50 and 415,361

Step by Step Solution

1. Step 1: Write the proportion equation
   193,672.50 : 415,361 = 415,361 : x
2. Step 2: Convert to fraction form
   193,672.50/415,361 = 415,361/x
3. Step 3: Cross multiply
   193,672.50x = 415,361 × 415,361
4. Step 4: Simplify right side
   193,672.50x = 172,524,760,321
5. Step 5: Solve for x
   x = 172,524,760,321/193,672.50
6. Step 6: Final answer
   x = 890,806.70