Finding the Third Proportional to 207,460 and 468,778

Step by Step Solution

1. Step 1: Write the proportion equation
   207,460 : 468,778 = 468,778 : x
2. Step 2: Convert to fraction form
   207,460/468,778 = 468,778/x
3. Step 3: Cross multiply
   207,460x = 468,778 × 468,778
4. Step 4: Simplify right side
   207,460x = 219,752,813,284
5. Step 5: Solve for x
   x = 219,752,813,284/207,460
6. Step 6: Final answer
   x = 1,059,253.90