Finding the Third Proportional to 675,372 and 1,069,434

Step by Step Solution

1. Step 1: Write the proportion equation
   675,372 : 1,069,434 = 1,069,434 : x
2. Step 2: Convert to fraction form
   675,372/1,069,434 = 1,069,434/x
3. Step 3: Cross multiply
   675,372x = 1,069,434 × 1,069,434
4. Step 4: Simplify right side
   675,372x = 1,143,689,080,356
5. Step 5: Solve for x
   x = 1,143,689,080,356/675,372
6. Step 6: Final answer
   x = 1,693,420.93