Finding the Third Proportional to 780,826 and 1,060,646

Step by Step Solution

1. Step 1: Write the proportion equation
   780,826 : 1,060,646 = 1,060,646 : x
2. Step 2: Convert to fraction form
   780,826/1,060,646 = 1,060,646/x
3. Step 3: Cross multiply
   780,826x = 1,060,646 × 1,060,646
4. Step 4: Simplify right side
   780,826x = 1,124,969,937,316
5. Step 5: Solve for x
   x = 1,124,969,937,316/780,826
6. Step 6: Final answer
   x = 1,440,743.44