Finding the Third Proportional to 692,688 and 1,036,263

Step by Step Solution

1. Step 1: Write the proportion equation
   692,688 : 1,036,263 = 1,036,263 : x
2. Step 2: Convert to fraction form
   692,688/1,036,263 = 1,036,263/x
3. Step 3: Cross multiply
   692,688x = 1,036,263 × 1,036,263
4. Step 4: Simplify right side
   692,688x = 1,073,841,005,169
5. Step 5: Solve for x
   x = 1,073,841,005,169/692,688
6. Step 6: Final answer
   x = 1,550,252.07