Finding the Third Proportional to 760,738.50 and 1,177,321.50

Step by Step Solution

1. Step 1: Write the proportion equation
   760,738.50 : 1,177,321.50 = 1,177,321.50 : x
2. Step 2: Convert to fraction form
   760,738.50/1,177,321.50 = 1,177,321.50/x
3. Step 3: Cross multiply
   760,738.50x = 1,177,321.50 × 1,177,321.50
4. Step 4: Simplify right side
   760,738.50x = 1,386,085,914,362.25
5. Step 5: Solve for x
   x = 1,386,085,914,362.25/760,738.50
6. Step 6: Final answer
   x = 1,822,026.77