Finding the Third Proportional to 917,407.50 and 1,417,016.25

Step by Step Solution

1. Step 1: Write the proportion equation
   917,407.50 : 1,417,016.25 = 1,417,016.25 : x
2. Step 2: Convert to fraction form
   917,407.50/1,417,016.25 = 1,417,016.25/x
3. Step 3: Cross multiply
   917,407.50x = 1,417,016.25 × 1,417,016.25
4. Step 4: Simplify right side
   917,407.50x = 2,007,935,052,764.06
5. Step 5: Solve for x
   x = 2,007,935,052,764.06/917,407.50
6. Step 6: Final answer
   x = 2,188,705.73