Finding the Third Proportional to 904,272 and 1,228,110

Step by Step Solution

1. Step 1: Write the proportion equation
   904,272 : 1,228,110 = 1,228,110 : x
2. Step 2: Convert to fraction form
   904,272/1,228,110 = 1,228,110/x
3. Step 3: Cross multiply
   904,272x = 1,228,110 × 1,228,110
4. Step 4: Simplify right side
   904,272x = 1,508,254,172,100
5. Step 5: Solve for x
   x = 1,508,254,172,100/904,272
6. Step 6: Final answer
   x = 1,667,920.90