Finding the Third Proportional to 521,343 and 1,142,329.50

Step by Step Solution

1. Step 1: Write the proportion equation
   521,343 : 1,142,329.50 = 1,142,329.50 : x
2. Step 2: Convert to fraction form
   521,343/1,142,329.50 = 1,142,329.50/x
3. Step 3: Cross multiply
   521,343x = 1,142,329.50 × 1,142,329.50
4. Step 4: Simplify right side
   521,343x = 1,304,916,686,570.25
5. Step 5: Solve for x
   x = 1,304,916,686,570.25/521,343
6. Step 6: Final answer
   x = 2,502,990.71