Finding the Third Proportional to 219,264 and 468,480

Step by Step Solution

1. Step 1: Write the proportion equation
   219,264 : 468,480 = 468,480 : x
2. Step 2: Convert to fraction form
   219,264/468,480 = 468,480/x
3. Step 3: Cross multiply
   219,264x = 468,480 × 468,480
4. Step 4: Simplify right side
   219,264x = 219,473,510,400
5. Step 5: Solve for x
   x = 219,473,510,400/219,264
6. Step 6: Final answer
   x = 1,000,955.52