Finding the Third Proportional to 191,634 and 403,114

Step by Step Solution

1. Step 1: Write the proportion equation
   191,634 : 403,114 = 403,114 : x
2. Step 2: Convert to fraction form
   191,634/403,114 = 403,114/x
3. Step 3: Cross multiply
   191,634x = 403,114 × 403,114
4. Step 4: Simplify right side
   191,634x = 162,500,896,996
5. Step 5: Solve for x
   x = 162,500,896,996/191,634
6. Step 6: Final answer
   x = 847,975.29