Finding the Third Proportional to 302,806 and 657,126.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,806 : 657,126.50 = 657,126.50 : x
2. Step 2: Convert to fraction form
   302,806/657,126.50 = 657,126.50/x
3. Step 3: Cross multiply
   302,806x = 657,126.50 × 657,126.50
4. Step 4: Simplify right side
   302,806x = 431,815,237,002.25
5. Step 5: Solve for x
   x = 431,815,237,002.25/302,806
6. Step 6: Final answer
   x = 1,426,045.84