Finding the Third Proportional to 771,634 and 1,692,672

Step by Step Solution

1. Step 1: Write the proportion equation
   771,634 : 1,692,672 = 1,692,672 : x
2. Step 2: Convert to fraction form
   771,634/1,692,672 = 1,692,672/x
3. Step 3: Cross multiply
   771,634x = 1,692,672 × 1,692,672
4. Step 4: Simplify right side
   771,634x = 2,865,138,499,584
5. Step 5: Solve for x
   x = 2,865,138,499,584/771,634
6. Step 6: Final answer
   x = 3,713,079.65