Finding the Third Proportional to 760,980 and 1,142,470

Step by Step Solution

1. Step 1: Write the proportion equation
   760,980 : 1,142,470 = 1,142,470 : x
2. Step 2: Convert to fraction form
   760,980/1,142,470 = 1,142,470/x
3. Step 3: Cross multiply
   760,980x = 1,142,470 × 1,142,470
4. Step 4: Simplify right side
   760,980x = 1,305,237,700,900
5. Step 5: Solve for x
   x = 1,305,237,700,900/760,980
6. Step 6: Final answer
   x = 1,715,206.31