Finding the Third Proportional to 219,292 and 480,464

Step by Step Solution

1. Step 1: Write the proportion equation
   219,292 : 480,464 = 480,464 : x
2. Step 2: Convert to fraction form
   219,292/480,464 = 480,464/x
3. Step 3: Cross multiply
   219,292x = 480,464 × 480,464
4. Step 4: Simplify right side
   219,292x = 230,845,655,296
5. Step 5: Solve for x
   x = 230,845,655,296/219,292
6. Step 6: Final answer
   x = 1,052,686.17