Finding the Third Proportional to 731,921 and 1,108,088

Step by Step Solution

1. Step 1: Write the proportion equation
   731,921 : 1,108,088 = 1,108,088 : x
2. Step 2: Convert to fraction form
   731,921/1,108,088 = 1,108,088/x
3. Step 3: Cross multiply
   731,921x = 1,108,088 × 1,108,088
4. Step 4: Simplify right side
   731,921x = 1,227,859,015,744
5. Step 5: Solve for x
   x = 1,227,859,015,744/731,921
6. Step 6: Final answer
   x = 1,677,584.08