Finding the Third Proportional to 297,918 and 702,677.25

Step by Step Solution

1. Step 1: Write the proportion equation
   297,918 : 702,677.25 = 702,677.25 : x
2. Step 2: Convert to fraction form
   297,918/702,677.25 = 702,677.25/x
3. Step 3: Cross multiply
   297,918x = 702,677.25 × 702,677.25
4. Step 4: Simplify right side
   297,918x = 493,755,317,667.56
5. Step 5: Solve for x
   x = 493,755,317,667.56/297,918
6. Step 6: Final answer
   x = 1,657,353.09