Finding the Third Proportional to 689,362 and 1,034,772

Step by Step Solution

1. Step 1: Write the proportion equation
   689,362 : 1,034,772 = 1,034,772 : x
2. Step 2: Convert to fraction form
   689,362/1,034,772 = 1,034,772/x
3. Step 3: Cross multiply
   689,362x = 1,034,772 × 1,034,772
4. Step 4: Simplify right side
   689,362x = 1,070,753,091,984
5. Step 5: Solve for x
   x = 1,070,753,091,984/689,362
6. Step 6: Final answer
   x = 1,553,252.27