Finding the Third Proportional to 301,995 and 657,127.50

Step by Step Solution

1. Step 1: Write the proportion equation
   301,995 : 657,127.50 = 657,127.50 : x
2. Step 2: Convert to fraction form
   301,995/657,127.50 = 657,127.50/x
3. Step 3: Cross multiply
   301,995x = 657,127.50 × 657,127.50
4. Step 4: Simplify right side
   301,995x = 431,816,551,256.25
5. Step 5: Solve for x
   x = 431,816,551,256.25/301,995
6. Step 6: Final answer
   x = 1,429,879.80