Finding the Third Proportional to 781,308 and 1,673,208

Step by Step Solution

1. Step 1: Write the proportion equation
   781,308 : 1,673,208 = 1,673,208 : x
2. Step 2: Convert to fraction form
   781,308/1,673,208 = 1,673,208/x
3. Step 3: Cross multiply
   781,308x = 1,673,208 × 1,673,208
4. Step 4: Simplify right side
   781,308x = 2,799,625,011,264
5. Step 5: Solve for x
   x = 2,799,625,011,264/781,308
6. Step 6: Final answer
   x = 3,583,253.99