Finding the Third Proportional to 277,095 and 446,242.50

Step by Step Solution

1. Step 1: Write the proportion equation
   277,095 : 446,242.50 = 446,242.50 : x
2. Step 2: Convert to fraction form
   277,095/446,242.50 = 446,242.50/x
3. Step 3: Cross multiply
   277,095x = 446,242.50 × 446,242.50
4. Step 4: Simplify right side
   277,095x = 199,132,368,806.25
5. Step 5: Solve for x
   x = 199,132,368,806.25/277,095
6. Step 6: Final answer
   x = 718,642.95