Finding the Third Proportional to 778,221.50 and 1,704,065.50

Step by Step Solution

1. Step 1: Write the proportion equation
   778,221.50 : 1,704,065.50 = 1,704,065.50 : x
2. Step 2: Convert to fraction form
   778,221.50/1,704,065.50 = 1,704,065.50/x
3. Step 3: Cross multiply
   778,221.50x = 1,704,065.50 × 1,704,065.50
4. Step 4: Simplify right side
   778,221.50x = 2,903,839,228,290.25
5. Step 5: Solve for x
   x = 2,903,839,228,290.25/778,221.50
6. Step 6: Final answer
   x = 3,731,378.83