Finding the Third Proportional to 191,610.50 and 403,065

Step by Step Solution

1. Step 1: Write the proportion equation
   191,610.50 : 403,065 = 403,065 : x
2. Step 2: Convert to fraction form
   191,610.50/403,065 = 403,065/x
3. Step 3: Cross multiply
   191,610.50x = 403,065 × 403,065
4. Step 4: Simplify right side
   191,610.50x = 162,461,394,225
5. Step 5: Solve for x
   x = 162,461,394,225/191,610.50
6. Step 6: Final answer
   x = 847,873.13