Finding the Third Proportional to 372,040 and 807,503

Step by Step Solution

1. Step 1: Write the proportion equation
   372,040 : 807,503 = 807,503 : x
2. Step 2: Convert to fraction form
   372,040/807,503 = 807,503/x
3. Step 3: Cross multiply
   372,040x = 807,503 × 807,503
4. Step 4: Simplify right side
   372,040x = 652,061,095,009
5. Step 5: Solve for x
   x = 652,061,095,009/372,040
6. Step 6: Final answer
   x = 1,752,663.95