Finding the Third Proportional to 698,900.50 and 956,388

Step by Step Solution

1. Step 1: Write the proportion equation
   698,900.50 : 956,388 = 956,388 : x
2. Step 2: Convert to fraction form
   698,900.50/956,388 = 956,388/x
3. Step 3: Cross multiply
   698,900.50x = 956,388 × 956,388
4. Step 4: Simplify right side
   698,900.50x = 914,678,006,544
5. Step 5: Solve for x
   x = 914,678,006,544/698,900.50
6. Step 6: Final answer
   x = 1,308,738.52