Finding the Third Proportional to 677,781 and 1,467,139.50

Step by Step Solution

1. Step 1: Write the proportion equation
   677,781 : 1,467,139.50 = 1,467,139.50 : x
2. Step 2: Convert to fraction form
   677,781/1,467,139.50 = 1,467,139.50/x
3. Step 3: Cross multiply
   677,781x = 1,467,139.50 × 1,467,139.50
4. Step 4: Simplify right side
   677,781x = 2,152,498,312,460.25
5. Step 5: Solve for x
   x = 2,152,498,312,460.25/677,781
6. Step 6: Final answer
   x = 3,175,802.08