Finding the Third Proportional to 778,158 and 1,676,353.50

Step by Step Solution

1. Step 1: Write the proportion equation
   778,158 : 1,676,353.50 = 1,676,353.50 : x
2. Step 2: Convert to fraction form
   778,158/1,676,353.50 = 1,676,353.50/x
3. Step 3: Cross multiply
   778,158x = 1,676,353.50 × 1,676,353.50
4. Step 4: Simplify right side
   778,158x = 2,810,161,056,962.25
5. Step 5: Solve for x
   x = 2,810,161,056,962.25/778,158
6. Step 6: Final answer
   x = 3,611,298.81