Finding the Third Proportional to 807,580 and 1,748,900

Step by Step Solution

1. Step 1: Write the proportion equation
   807,580 : 1,748,900 = 1,748,900 : x
2. Step 2: Convert to fraction form
   807,580/1,748,900 = 1,748,900/x
3. Step 3: Cross multiply
   807,580x = 1,748,900 × 1,748,900
4. Step 4: Simplify right side
   807,580x = 3,058,651,210,000
5. Step 5: Solve for x
   x = 3,058,651,210,000/807,580
6. Step 6: Final answer
   x = 3,787,428.13