Finding the Third Proportional to 1,417,804.50 and 3,111,171

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417,804.50 : 3,111,171 = 3,111,171 : x
2. Step 2: Convert to fraction form
   1,417,804.50/3,111,171 = 3,111,171/x
3. Step 3: Cross multiply
   1,417,804.50x = 3,111,171 × 3,111,171
4. Step 4: Simplify right side
   1,417,804.50x = 9,679,384,991,241
5. Step 5: Solve for x
   x = 9,679,384,991,241/1,417,804.50
6. Step 6: Final answer
   x = 6,827,023.75