Finding the Third Proportional to 736,688 and 1,039,831

Step by Step Solution

1. Step 1: Write the proportion equation
   736,688 : 1,039,831 = 1,039,831 : x
2. Step 2: Convert to fraction form
   736,688/1,039,831 = 1,039,831/x
3. Step 3: Cross multiply
   736,688x = 1,039,831 × 1,039,831
4. Step 4: Simplify right side
   736,688x = 1,081,248,508,561
5. Step 5: Solve for x
   x = 1,081,248,508,561/736,688
6. Step 6: Final answer
   x = 1,467,715.65