Finding the Third Proportional to 722,099 and 1,009,487

Step by Step Solution

1. Step 1: Write the proportion equation
   722,099 : 1,009,487 = 1,009,487 : x
2. Step 2: Convert to fraction form
   722,099/1,009,487 = 1,009,487/x
3. Step 3: Cross multiply
   722,099x = 1,009,487 × 1,009,487
4. Step 4: Simplify right side
   722,099x = 1,019,064,003,169
5. Step 5: Solve for x
   x = 1,019,064,003,169/722,099
6. Step 6: Final answer
   x = 1,411,252.48