Finding the Third Proportional to 308,442 and 714,001.50

Step by Step Solution

1. Step 1: Write the proportion equation
   308,442 : 714,001.50 = 714,001.50 : x
2. Step 2: Convert to fraction form
   308,442/714,001.50 = 714,001.50/x
3. Step 3: Cross multiply
   308,442x = 714,001.50 × 714,001.50
4. Step 4: Simplify right side
   308,442x = 509,798,142,002.25
5. Step 5: Solve for x
   x = 509,798,142,002.25/308,442
6. Step 6: Final answer
   x = 1,652,816.87