Finding the Third Proportional to 502,359 and 753,628.50

Step by Step Solution

1. Step 1: Write the proportion equation
   502,359 : 753,628.50 = 753,628.50 : x
2. Step 2: Convert to fraction form
   502,359/753,628.50 = 753,628.50/x
3. Step 3: Cross multiply
   502,359x = 753,628.50 × 753,628.50
4. Step 4: Simplify right side
   502,359x = 567,955,916,012.25
5. Step 5: Solve for x
   x = 567,955,916,012.25/502,359
6. Step 6: Final answer
   x = 1,130,577.77