Finding the Third Proportional to 904,581 and 1,228,500

Step by Step Solution

1. Step 1: Write the proportion equation
   904,581 : 1,228,500 = 1,228,500 : x
2. Step 2: Convert to fraction form
   904,581/1,228,500 = 1,228,500/x
3. Step 3: Cross multiply
   904,581x = 1,228,500 × 1,228,500
4. Step 4: Simplify right side
   904,581x = 1,509,212,250,000
5. Step 5: Solve for x
   x = 1,509,212,250,000/904,581
6. Step 6: Final answer
   x = 1,668,410.29