Finding the Third Proportional to 223,472 and 488,722

Step by Step Solution

1. Step 1: Write the proportion equation
   223,472 : 488,722 = 488,722 : x
2. Step 2: Convert to fraction form
   223,472/488,722 = 488,722/x
3. Step 3: Cross multiply
   223,472x = 488,722 × 488,722
4. Step 4: Simplify right side
   223,472x = 238,849,193,284
5. Step 5: Solve for x
   x = 238,849,193,284/223,472
6. Step 6: Final answer
   x = 1,068,810.38