Finding the Third Proportional to 776,711 and 1,049,385

Step by Step Solution

1. Step 1: Write the proportion equation
   776,711 : 1,049,385 = 1,049,385 : x
2. Step 2: Convert to fraction form
   776,711/1,049,385 = 1,049,385/x
3. Step 3: Cross multiply
   776,711x = 1,049,385 × 1,049,385
4. Step 4: Simplify right side
   776,711x = 1,101,208,878,225
5. Step 5: Solve for x
   x = 1,101,208,878,225/776,711
6. Step 6: Final answer
   x = 1,417,784.58