Finding the Third Proportional to 694,172 and 1,048,655

Step by Step Solution

1. Step 1: Write the proportion equation
   694,172 : 1,048,655 = 1,048,655 : x
2. Step 2: Convert to fraction form
   694,172/1,048,655 = 1,048,655/x
3. Step 3: Cross multiply
   694,172x = 1,048,655 × 1,048,655
4. Step 4: Simplify right side
   694,172x = 1,099,677,309,025
5. Step 5: Solve for x
   x = 1,099,677,309,025/694,172
6. Step 6: Final answer
   x = 1,584,156.82