Finding the Third Proportional to 722,098 and 1,009,485

Step by Step Solution

1. Step 1: Write the proportion equation
   722,098 : 1,009,485 = 1,009,485 : x
2. Step 2: Convert to fraction form
   722,098/1,009,485 = 1,009,485/x
3. Step 3: Cross multiply
   722,098x = 1,009,485 × 1,009,485
4. Step 4: Simplify right side
   722,098x = 1,019,059,965,225
5. Step 5: Solve for x
   x = 1,019,059,965,225/722,098
6. Step 6: Final answer
   x = 1,411,248.84